{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:CFH3JNFP5THRAF56A7PPB6DWAV","short_pith_number":"pith:CFH3JNFP","canonical_record":{"source":{"id":"2503.11208","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-14T08:53:13Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"bab0c504c8f07ee14ea89f8b423fa24b37021d24560d6aa29ce02cf4fb4664cb","abstract_canon_sha256":"c021e14388638cc324d6c198a0e5c6e18f08455d89078e7c0629b1207ff6c8b4"},"schema_version":"1.0"},"canonical_sha256":"114fb4b4afeccf1017be07def0f8760553e227e358fb7947c4f524e0c6bc05c3","source":{"kind":"arxiv","id":"2503.11208","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.11208","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"arxiv_version","alias_value":"2503.11208v1","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.11208","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"pith_short_12","alias_value":"CFH3JNFP5THR","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"pith_short_16","alias_value":"CFH3JNFP5THRAF56","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"pith_short_8","alias_value":"CFH3JNFP","created_at":"2026-07-05T10:31:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:CFH3JNFP5THRAF56A7PPB6DWAV","target":"record","payload":{"canonical_record":{"source":{"id":"2503.11208","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-14T08:53:13Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"bab0c504c8f07ee14ea89f8b423fa24b37021d24560d6aa29ce02cf4fb4664cb","abstract_canon_sha256":"c021e14388638cc324d6c198a0e5c6e18f08455d89078e7c0629b1207ff6c8b4"},"schema_version":"1.0"},"canonical_sha256":"114fb4b4afeccf1017be07def0f8760553e227e358fb7947c4f524e0c6bc05c3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:31:14.389278Z","signature_b64":"rNIrdh44LafDIE1T+9Bi+aDxQDqPQx3jHoyH9StdVmTJcVhmRfSOObl8uNsRsqj+IdwM1XI18U8MqvIqbpJJCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"114fb4b4afeccf1017be07def0f8760553e227e358fb7947c4f524e0c6bc05c3","last_reissued_at":"2026-07-05T10:31:14.388791Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:31:14.388791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.11208","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":"2026-07-05T10:31:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"flTdelA6FsY92p1l5aTih+Mc5aI6wq2THqqlvzaJF5KvFxe7RXQf/ldncDon1dvfrNwgIoqTb4Z8oKiUyfDlBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T10:43:34.811613Z"},"content_sha256":"63c4dcf5807a9790594ed2a784a8484df60de57f6a2798b4a2dcbefdd086e205","schema_version":"1.0","event_id":"sha256:63c4dcf5807a9790594ed2a784a8484df60de57f6a2798b4a2dcbefdd086e205"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:CFH3JNFP5THRAF56A7PPB6DWAV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Packaging Method for ALPIDE Integration Enabling Flexible and Low-Material-Budget Designs","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Lega, D. Novel, P. Bellutti, R. Iuppa, S. Beol\\'e, T. Facchinelli","submitted_at":"2025-03-14T08:53:13Z","abstract_excerpt":"This work presents a novel solution for the packaging of ALPIDE chips that facilitates non-planar assembly with a minimal material budget. This solution represents a technological advancement based on methodologies developed for the ALICE ITS1 and the STAR tracker two decades ago. The core of this approach involves the use of flexible cables composed of aluminum and polyimide, with thicknesses on the order of tens of micrometers. These cables are connected to the sensors using single-point Tape Automated Bonding (spTAB), which replaces the traditional wire bonding technique that is suboptimal "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.11208","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2503.11208/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T10:31:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7HXD0DGqXzj5WUqt+bpWUpUh+xEquT7By70DAclmrUHSYP+m4XcWUb4XMGNrz3aOIXQ/CGZGLwjV7PWxT/hvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T10:43:34.811990Z"},"content_sha256":"a1a632920e30208d2ddfede573d4b1752d9741f4bf7659f9905c44cdc8ef5fee","schema_version":"1.0","event_id":"sha256:a1a632920e30208d2ddfede573d4b1752d9741f4bf7659f9905c44cdc8ef5fee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CFH3JNFP5THRAF56A7PPB6DWAV/bundle.json","state_url":"https://pith.science/pith/CFH3JNFP5THRAF56A7PPB6DWAV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CFH3JNFP5THRAF56A7PPB6DWAV/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":"2026-07-06T10:43:34Z","links":{"resolver":"https://pith.science/pith/CFH3JNFP5THRAF56A7PPB6DWAV","bundle":"https://pith.science/pith/CFH3JNFP5THRAF56A7PPB6DWAV/bundle.json","state":"https://pith.science/pith/CFH3JNFP5THRAF56A7PPB6DWAV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CFH3JNFP5THRAF56A7PPB6DWAV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:CFH3JNFP5THRAF56A7PPB6DWAV","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":"c021e14388638cc324d6c198a0e5c6e18f08455d89078e7c0629b1207ff6c8b4","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-14T08:53:13Z","title_canon_sha256":"bab0c504c8f07ee14ea89f8b423fa24b37021d24560d6aa29ce02cf4fb4664cb"},"schema_version":"1.0","source":{"id":"2503.11208","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.11208","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"arxiv_version","alias_value":"2503.11208v1","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.11208","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"pith_short_12","alias_value":"CFH3JNFP5THR","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"pith_short_16","alias_value":"CFH3JNFP5THRAF56","created_at":"2026-07-05T10:31:14Z"},{"alias_kind":"pith_short_8","alias_value":"CFH3JNFP","created_at":"2026-07-05T10:31:14Z"}],"graph_snapshots":[{"event_id":"sha256:a1a632920e30208d2ddfede573d4b1752d9741f4bf7659f9905c44cdc8ef5fee","target":"graph","created_at":"2026-07-05T10:31:14Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2503.11208/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This work presents a novel solution for the packaging of ALPIDE chips that facilitates non-planar assembly with a minimal material budget. This solution represents a technological advancement based on methodologies developed for the ALICE ITS1 and the STAR tracker two decades ago. The core of this approach involves the use of flexible cables composed of aluminum and polyimide, with thicknesses on the order of tens of micrometers. These cables are connected to the sensors using single-point Tape Automated Bonding (spTAB), which replaces the traditional wire bonding technique that is suboptimal ","authors_text":"A. Lega, D. Novel, P. Bellutti, R. Iuppa, S. Beol\\'e, T. Facchinelli","cross_cats":["hep-ex"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-14T08:53:13Z","title":"A Packaging Method for ALPIDE Integration Enabling Flexible and Low-Material-Budget Designs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.11208","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":"sha256:63c4dcf5807a9790594ed2a784a8484df60de57f6a2798b4a2dcbefdd086e205","target":"record","created_at":"2026-07-05T10:31:14Z","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":"c021e14388638cc324d6c198a0e5c6e18f08455d89078e7c0629b1207ff6c8b4","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-14T08:53:13Z","title_canon_sha256":"bab0c504c8f07ee14ea89f8b423fa24b37021d24560d6aa29ce02cf4fb4664cb"},"schema_version":"1.0","source":{"id":"2503.11208","kind":"arxiv","version":1}},"canonical_sha256":"114fb4b4afeccf1017be07def0f8760553e227e358fb7947c4f524e0c6bc05c3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"114fb4b4afeccf1017be07def0f8760553e227e358fb7947c4f524e0c6bc05c3","first_computed_at":"2026-07-05T10:31:14.388791Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:31:14.388791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rNIrdh44LafDIE1T+9Bi+aDxQDqPQx3jHoyH9StdVmTJcVhmRfSOObl8uNsRsqj+IdwM1XI18U8MqvIqbpJJCA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:31:14.389278Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.11208","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:63c4dcf5807a9790594ed2a784a8484df60de57f6a2798b4a2dcbefdd086e205","sha256:a1a632920e30208d2ddfede573d4b1752d9741f4bf7659f9905c44cdc8ef5fee"],"state_sha256":"f749ae8dfe2fa757e061e91741bf8a00412979ca604b56190640ad3d0dcdd29c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uijXBpDX321v54yQ5pikYZnSfHRn6ne5ZqwFf2Vwoty06SU1AJQXk61wMQMTtFD4pU319CAMd25lswKeIPsnAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T10:43:34.813924Z","bundle_sha256":"1e4bbe792b092d381c4e87876266439442b385c5edeffffe3aaec21b14002a16"}}