{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:UTEHEYD57MUG5MJRCQADHFCK4X","short_pith_number":"pith:UTEHEYD5","canonical_record":{"source":{"id":"1005.2207","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-12T20:59:03Z","cross_cats_sorted":[],"title_canon_sha256":"3e41a7d672a5d6bd0f67e9614fc0af798114ad6f99ab6465ad736bc61936f390","abstract_canon_sha256":"6e432c42facf551574e98a85e9ca92c8515732e302ddac1fe8807b41255cb37a"},"schema_version":"1.0"},"canonical_sha256":"a4c872607dfb286eb131140033944ae5d0243b92a3c82321513faae090987338","source":{"kind":"arxiv","id":"1005.2207","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.2207","created_at":"2026-05-18T02:07:33Z"},{"alias_kind":"arxiv_version","alias_value":"1005.2207v1","created_at":"2026-05-18T02:07:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.2207","created_at":"2026-05-18T02:07:33Z"},{"alias_kind":"pith_short_12","alias_value":"UTEHEYD57MUG","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UTEHEYD57MUG5MJR","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UTEHEYD5","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:UTEHEYD57MUG5MJRCQADHFCK4X","target":"record","payload":{"canonical_record":{"source":{"id":"1005.2207","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-12T20:59:03Z","cross_cats_sorted":[],"title_canon_sha256":"3e41a7d672a5d6bd0f67e9614fc0af798114ad6f99ab6465ad736bc61936f390","abstract_canon_sha256":"6e432c42facf551574e98a85e9ca92c8515732e302ddac1fe8807b41255cb37a"},"schema_version":"1.0"},"canonical_sha256":"a4c872607dfb286eb131140033944ae5d0243b92a3c82321513faae090987338","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:07:33.451415Z","signature_b64":"OvM/iKwZw07q6caKF7U/ZKftAfmx+YxnPkRp3/V1GhAcTiA81tHXmE3WUDRcRiQ/2DLV6LQhRkVb+Uf9EecIAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a4c872607dfb286eb131140033944ae5d0243b92a3c82321513faae090987338","last_reissued_at":"2026-05-18T02:07:33.450984Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:07:33.450984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1005.2207","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:07:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2vVrUgfAkqpBYjcQdkNvZzCbpmchHmXxtyDO8A/2Ykloo9k4m6UzI/m/vzJozxqSQQC9cnDhVN9tiah62l0oAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:51:34.054363Z"},"content_sha256":"61f57416e916b44a5ed6440da6aa0af4d8fd7214c7395edcaa2199207f170f30","schema_version":"1.0","event_id":"sha256:61f57416e916b44a5ed6440da6aa0af4d8fd7214c7395edcaa2199207f170f30"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:UTEHEYD57MUG5MJRCQADHFCK4X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HerMES: The SPIRE confusion limit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Amblard, A. Blain, A. Boselli, A. Cava, A. Conley, A. Cooray, A. Franceschini, A. J. Smith, A. Omont, A. Papageorgiou, B. Maffei, B. O'Halloran, B. Schulz, Caltech), C. D. Dowell, C. K. Xu, C. P. Pearson, D. Elbaz, D. L. Clements, D. L. Shupe, Douglas Scott, D. Rigopoulou, D. Rizzo, D. Wiebe, E. Chapin, E. Dwek, E. Hatziminaoglou, E. Ibar, G. Lagache, G. Mainetti, G. Marsden, G. Wright, H. Aussel, H. T. Nguyen (JPL, I. G. Roseboom, I. Perez-Fournon, I. Valtchanov, J. A. Stevens, J. Bock, J. Glenn, J. Marshall, K. E. Tugwell, K. Isaak, L. Conversi, L. Levenson, L. Marchetti, L. Vigroux, L. Wang, M. Fox, M. Griffin, M. Halpern, M. J. Page, M. Pohlen, M. Rowan-Robinson, M. Symeonidis, M. Trichas, M. Vaccari, M. Zemcov, N. Castro-Rodriguez, N. Lu, N. Rangwala, N. Seymour, P. Chanial, P. Panuzzo, R. J. Ivison, R. Ward, S. Eales, S. J. Oliver, S. Madden, T. Babbedge, V. Arumugam, V. Buat, W. Gear","submitted_at":"2010-05-12T20:59:03Z","abstract_excerpt":"We report on the sensitivity of SPIRE photometers on the Herschel Space Observatory. Specifically, we measure the confusion noise from observations taken during the Science Demonstration Phase of the Herschel Multi-tiered Extragalactic Survey.  Confusion noise is defined to be the spatial variation of the sky intensity in the limit of infinite integration time, and is found to be consistent among the different fields in our survey at the level of 5.8, 6.3 and 6.8 mJy/beam at 250, 350 and 500 microns, respectively.  These results, together with the measured instrument noise, may be used to esti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.2207","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:07:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r/gkr5U2jYdT5DgD7+oOB5ClogJniYQ6MeDA0vP3p1vBSIN+G6v6/4vcidx5DImosOF21NvX4y3Qjji3xxQ5BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:51:34.054967Z"},"content_sha256":"7ad6181dac68aa9db9a24e73179e8d1d65575621430062ff0e92a8c1e8222d84","schema_version":"1.0","event_id":"sha256:7ad6181dac68aa9db9a24e73179e8d1d65575621430062ff0e92a8c1e8222d84"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UTEHEYD57MUG5MJRCQADHFCK4X/bundle.json","state_url":"https://pith.science/pith/UTEHEYD57MUG5MJRCQADHFCK4X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UTEHEYD57MUG5MJRCQADHFCK4X/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-25T23:51:34Z","links":{"resolver":"https://pith.science/pith/UTEHEYD57MUG5MJRCQADHFCK4X","bundle":"https://pith.science/pith/UTEHEYD57MUG5MJRCQADHFCK4X/bundle.json","state":"https://pith.science/pith/UTEHEYD57MUG5MJRCQADHFCK4X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UTEHEYD57MUG5MJRCQADHFCK4X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:UTEHEYD57MUG5MJRCQADHFCK4X","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"6e432c42facf551574e98a85e9ca92c8515732e302ddac1fe8807b41255cb37a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-12T20:59:03Z","title_canon_sha256":"3e41a7d672a5d6bd0f67e9614fc0af798114ad6f99ab6465ad736bc61936f390"},"schema_version":"1.0","source":{"id":"1005.2207","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.2207","created_at":"2026-05-18T02:07:33Z"},{"alias_kind":"arxiv_version","alias_value":"1005.2207v1","created_at":"2026-05-18T02:07:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.2207","created_at":"2026-05-18T02:07:33Z"},{"alias_kind":"pith_short_12","alias_value":"UTEHEYD57MUG","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UTEHEYD57MUG5MJR","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UTEHEYD5","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:7ad6181dac68aa9db9a24e73179e8d1d65575621430062ff0e92a8c1e8222d84","target":"graph","created_at":"2026-05-18T02:07:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We report on the sensitivity of SPIRE photometers on the Herschel Space Observatory. Specifically, we measure the confusion noise from observations taken during the Science Demonstration Phase of the Herschel Multi-tiered Extragalactic Survey.  Confusion noise is defined to be the spatial variation of the sky intensity in the limit of infinite integration time, and is found to be consistent among the different fields in our survey at the level of 5.8, 6.3 and 6.8 mJy/beam at 250, 350 and 500 microns, respectively.  These results, together with the measured instrument noise, may be used to esti","authors_text":"A. Amblard, A. Blain, A. Boselli, A. Cava, A. Conley, A. Cooray, A. Franceschini, A. J. Smith, A. Omont, A. Papageorgiou, B. Maffei, B. O'Halloran, B. Schulz, Caltech), C. D. Dowell, C. K. Xu, C. P. Pearson, D. Elbaz, D. L. Clements, D. L. Shupe, Douglas Scott, D. Rigopoulou, D. Rizzo, D. Wiebe, E. Chapin, E. Dwek, E. Hatziminaoglou, E. Ibar, G. Lagache, G. Mainetti, G. Marsden, G. Wright, H. Aussel, H. T. Nguyen (JPL, I. G. Roseboom, I. Perez-Fournon, I. Valtchanov, J. A. Stevens, J. Bock, J. Glenn, J. Marshall, K. E. Tugwell, K. Isaak, L. Conversi, L. Levenson, L. Marchetti, L. Vigroux, L. Wang, M. Fox, M. Griffin, M. Halpern, M. J. Page, M. Pohlen, M. Rowan-Robinson, M. Symeonidis, M. Trichas, M. Vaccari, M. Zemcov, N. Castro-Rodriguez, N. Lu, N. Rangwala, N. Seymour, P. Chanial, P. Panuzzo, R. J. Ivison, R. Ward, S. Eales, S. J. Oliver, S. Madden, T. Babbedge, V. Arumugam, V. Buat, W. Gear","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-12T20:59:03Z","title":"HerMES: The SPIRE confusion limit"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.2207","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:61f57416e916b44a5ed6440da6aa0af4d8fd7214c7395edcaa2199207f170f30","target":"record","created_at":"2026-05-18T02:07:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"6e432c42facf551574e98a85e9ca92c8515732e302ddac1fe8807b41255cb37a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-12T20:59:03Z","title_canon_sha256":"3e41a7d672a5d6bd0f67e9614fc0af798114ad6f99ab6465ad736bc61936f390"},"schema_version":"1.0","source":{"id":"1005.2207","kind":"arxiv","version":1}},"canonical_sha256":"a4c872607dfb286eb131140033944ae5d0243b92a3c82321513faae090987338","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a4c872607dfb286eb131140033944ae5d0243b92a3c82321513faae090987338","first_computed_at":"2026-05-18T02:07:33.450984Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:07:33.450984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OvM/iKwZw07q6caKF7U/ZKftAfmx+YxnPkRp3/V1GhAcTiA81tHXmE3WUDRcRiQ/2DLV6LQhRkVb+Uf9EecIAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:07:33.451415Z","signed_message":"canonical_sha256_bytes"},"source_id":"1005.2207","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:61f57416e916b44a5ed6440da6aa0af4d8fd7214c7395edcaa2199207f170f30","sha256:7ad6181dac68aa9db9a24e73179e8d1d65575621430062ff0e92a8c1e8222d84"],"state_sha256":"f8994978d05a87d651e51bbda099ff86490f2e5a04a0757750c485d4bbc47558"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"egrW7EibqUz3ivdCjkV+Wn+ywcG7K3fNud1xuYynpuQ8RTcJdldgeheBbl1Vr5CSUx45jS/OLsRn0M7HbdpFBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:51:34.058399Z","bundle_sha256":"6451f3b15bd1a2a4b3cb1b5780a5b67a6b08935cac95f1a8e49e4308dc7e988f"}}