{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:I67FCEYUBVDW77M6VT2MHJT7ZM","short_pith_number":"pith:I67FCEYU","canonical_record":{"source":{"id":"1509.05995","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-09-20T10:53:53Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"fda8ecbec025115748bc1781526987b80a53a31d66ff6d72adcc16748f738476","abstract_canon_sha256":"8fa73d235d7ca3d44609852a8b5cddcf38ca2c40e96d77178a9f302f6d8229ac"},"schema_version":"1.0"},"canonical_sha256":"47be5113140d476ffd9eacf4c3a67fcb29bbc81f12dead510a99479d79deaee9","source":{"kind":"arxiv","id":"1509.05995","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.05995","created_at":"2026-05-18T01:26:17Z"},{"alias_kind":"arxiv_version","alias_value":"1509.05995v2","created_at":"2026-05-18T01:26:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.05995","created_at":"2026-05-18T01:26:17Z"},{"alias_kind":"pith_short_12","alias_value":"I67FCEYUBVDW","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"I67FCEYUBVDW77M6","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"I67FCEYU","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:I67FCEYUBVDW77M6VT2MHJT7ZM","target":"record","payload":{"canonical_record":{"source":{"id":"1509.05995","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-09-20T10:53:53Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"fda8ecbec025115748bc1781526987b80a53a31d66ff6d72adcc16748f738476","abstract_canon_sha256":"8fa73d235d7ca3d44609852a8b5cddcf38ca2c40e96d77178a9f302f6d8229ac"},"schema_version":"1.0"},"canonical_sha256":"47be5113140d476ffd9eacf4c3a67fcb29bbc81f12dead510a99479d79deaee9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:26:17.778445Z","signature_b64":"0jxbZHHBGU5eCeQJmhokTlq/bJCzdRU+QQso7AUgkCjnLd0yVUgoFz8nn0ytfwEb16xpQ2x79BLZibBVMzlwDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"47be5113140d476ffd9eacf4c3a67fcb29bbc81f12dead510a99479d79deaee9","last_reissued_at":"2026-05-18T01:26:17.777876Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:26:17.777876Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1509.05995","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:26:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GcdiM2M2CRzakCkOKbWPpmWux3/55wd3V/GD/LCQvPE9O0zZWH89FjWDzBoQlDqOB6yRqewCJnI9y7acE979DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T05:54:09.478756Z"},"content_sha256":"8a62327c9a762792967884c8973c9b0d02e1aa5d8e0408367c5480d311932e99","schema_version":"1.0","event_id":"sha256:8a62327c9a762792967884c8973c9b0d02e1aa5d8e0408367c5480d311932e99"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:I67FCEYUBVDW77M6VT2MHJT7ZM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detection of Earth-skimming UHE tau neutrino with the JEM-EUSO detector","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.IM","authors_text":"Andrea Santangelo, Galina Vankova, Marian Bogomilov, Mario Bertaina, Roumen Tsenov, Stefan Mladenov","submitted_at":"2015-09-20T10:53:53Z","abstract_excerpt":"The ultra high energy cosmic neutrinos are powerful astrophysical probes for both astrophysical mechanisms of particle acceleration and fundamental interactions. They open a window into the very distant and high-energy Universe that is difficult to access by any human means and devices. The possibility of detecting them in large exposure space-based apparatus, like JEM-EUSO, is an experimental challenge. In this paper we present an estimation of the feasibility of detection of UHE tau neutrino by the JEM-EUSO telescope. The interactions of tau-neutrino in sea water and Earth's crust have been "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.05995","kind":"arxiv","version":2},"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":"2026-05-18T01:26:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7zGx9qF/7HLKv35ANvmVce02fsMx9YhUxKKfdNNgUdmnltC4j09d9Hz9E2r1wrwqLQmJAOdiUebaaXetHMYTCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T05:54:09.479104Z"},"content_sha256":"75a235be79309fc1d5561fdc978e37fd2d272c77b24447a8bba2e699398b70da","schema_version":"1.0","event_id":"sha256:75a235be79309fc1d5561fdc978e37fd2d272c77b24447a8bba2e699398b70da"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I67FCEYUBVDW77M6VT2MHJT7ZM/bundle.json","state_url":"https://pith.science/pith/I67FCEYUBVDW77M6VT2MHJT7ZM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I67FCEYUBVDW77M6VT2MHJT7ZM/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":"2026-06-28T05:54:09Z","links":{"resolver":"https://pith.science/pith/I67FCEYUBVDW77M6VT2MHJT7ZM","bundle":"https://pith.science/pith/I67FCEYUBVDW77M6VT2MHJT7ZM/bundle.json","state":"https://pith.science/pith/I67FCEYUBVDW77M6VT2MHJT7ZM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I67FCEYUBVDW77M6VT2MHJT7ZM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:I67FCEYUBVDW77M6VT2MHJT7ZM","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":"8fa73d235d7ca3d44609852a8b5cddcf38ca2c40e96d77178a9f302f6d8229ac","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-09-20T10:53:53Z","title_canon_sha256":"fda8ecbec025115748bc1781526987b80a53a31d66ff6d72adcc16748f738476"},"schema_version":"1.0","source":{"id":"1509.05995","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.05995","created_at":"2026-05-18T01:26:17Z"},{"alias_kind":"arxiv_version","alias_value":"1509.05995v2","created_at":"2026-05-18T01:26:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.05995","created_at":"2026-05-18T01:26:17Z"},{"alias_kind":"pith_short_12","alias_value":"I67FCEYUBVDW","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"I67FCEYUBVDW77M6","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"I67FCEYU","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:75a235be79309fc1d5561fdc978e37fd2d272c77b24447a8bba2e699398b70da","target":"graph","created_at":"2026-05-18T01:26:17Z","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":"The ultra high energy cosmic neutrinos are powerful astrophysical probes for both astrophysical mechanisms of particle acceleration and fundamental interactions. They open a window into the very distant and high-energy Universe that is difficult to access by any human means and devices. The possibility of detecting them in large exposure space-based apparatus, like JEM-EUSO, is an experimental challenge. In this paper we present an estimation of the feasibility of detection of UHE tau neutrino by the JEM-EUSO telescope. The interactions of tau-neutrino in sea water and Earth's crust have been ","authors_text":"Andrea Santangelo, Galina Vankova, Marian Bogomilov, Mario Bertaina, Roumen Tsenov, Stefan Mladenov","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-09-20T10:53:53Z","title":"Detection of Earth-skimming UHE tau neutrino with the JEM-EUSO detector"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.05995","kind":"arxiv","version":2},"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":"sha256:8a62327c9a762792967884c8973c9b0d02e1aa5d8e0408367c5480d311932e99","target":"record","created_at":"2026-05-18T01:26:17Z","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":"8fa73d235d7ca3d44609852a8b5cddcf38ca2c40e96d77178a9f302f6d8229ac","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-09-20T10:53:53Z","title_canon_sha256":"fda8ecbec025115748bc1781526987b80a53a31d66ff6d72adcc16748f738476"},"schema_version":"1.0","source":{"id":"1509.05995","kind":"arxiv","version":2}},"canonical_sha256":"47be5113140d476ffd9eacf4c3a67fcb29bbc81f12dead510a99479d79deaee9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"47be5113140d476ffd9eacf4c3a67fcb29bbc81f12dead510a99479d79deaee9","first_computed_at":"2026-05-18T01:26:17.777876Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:26:17.777876Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0jxbZHHBGU5eCeQJmhokTlq/bJCzdRU+QQso7AUgkCjnLd0yVUgoFz8nn0ytfwEb16xpQ2x79BLZibBVMzlwDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:26:17.778445Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.05995","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8a62327c9a762792967884c8973c9b0d02e1aa5d8e0408367c5480d311932e99","sha256:75a235be79309fc1d5561fdc978e37fd2d272c77b24447a8bba2e699398b70da"],"state_sha256":"9db0900b238fadf795e4341cc2b4d21d5c472709bfab500907a69d02c10c0824"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZCBxXxZOluI5rycGcO/tZfYYjBvkptdf1v72UXKV4VwJCM4XhuTI/soFeEUCBqlys9Zz7+4mI4/o3/ekEe0nAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T05:54:09.481009Z","bundle_sha256":"7a7b26e3bc14b911c90378cb9ee6f8c158b6a68c8d935765bd21fa1bffea902c"}}