{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:TW34I7AXG7OHGVHYWVBRGUGJR5","short_pith_number":"pith:TW34I7AX","canonical_record":{"source":{"id":"1506.01323","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-03T17:39:56Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"db4cd26ca1299257b4f61a3c008f0635070436b21516b0506ef26951be9c4e65","abstract_canon_sha256":"14867353d7009189e2d4dc670fbcb5962d916b071b8914a3cea66e58ca6818d5"},"schema_version":"1.0"},"canonical_sha256":"9db7c47c1737dc7354f8b5431350c98f7268a0ecb45d7cb03051891c130aa28b","source":{"kind":"arxiv","id":"1506.01323","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.01323","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"arxiv_version","alias_value":"1506.01323v1","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.01323","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"pith_short_12","alias_value":"TW34I7AXG7OH","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"TW34I7AXG7OHGVHY","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"TW34I7AX","created_at":"2026-05-18T12:29:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:TW34I7AXG7OHGVHYWVBRGUGJR5","target":"record","payload":{"canonical_record":{"source":{"id":"1506.01323","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-03T17:39:56Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"db4cd26ca1299257b4f61a3c008f0635070436b21516b0506ef26951be9c4e65","abstract_canon_sha256":"14867353d7009189e2d4dc670fbcb5962d916b071b8914a3cea66e58ca6818d5"},"schema_version":"1.0"},"canonical_sha256":"9db7c47c1737dc7354f8b5431350c98f7268a0ecb45d7cb03051891c130aa28b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:24.574682Z","signature_b64":"iSZeFmtFTNR/mFZDYRFNN1vczTFGhbDpOLBCg48FVV9fxRUSG3/SVZArKDAQHEshW6O+nIN0YRK7Wjf0snvjCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9db7c47c1737dc7354f8b5431350c98f7268a0ecb45d7cb03051891c130aa28b","last_reissued_at":"2026-05-18T01:58:24.574238Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:24.574238Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.01323","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":"2026-05-18T01:58:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"03h19ehSJG6hT39TMp5kHyWeUs5ulGrh5ATHTvZAWkV1UZAJ+M6kT7Or9GFIN/dCX5ZcSZqQ2pxhlG9b/Af3DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T01:34:46.100923Z"},"content_sha256":"c637198624bdbb83bbc73383e2195d5e7cb8366d45d7472559ab7cc720b913d4","schema_version":"1.0","event_id":"sha256:c637198624bdbb83bbc73383e2195d5e7cb8366d45d7472559ab7cc720b913d4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:TW34I7AXG7OHGVHYWVBRGUGJR5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"S-CANDELS: The Spitzer-Cosmic Assembly Near-Infrared Deep Extragalactic Survey. Survey Design, Photometry, and Deep IRAC Source Counts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A.M. Koekemoer, E. Egami, G.G. Fazio, H.C. Ferguson, I. Labbe, J.L. Hora, J.S. Dunlop, J.-S. Huang, M.L.N. Ashby, N.A. Grogin, S.M. Faber, S.P. Willner, Z. Wang","submitted_at":"2015-06-03T17:39:56Z","abstract_excerpt":"The Spitzer-Cosmic Assembly Deep Near-Infrared Extragalactic Legacy Survey (S-CANDELS; PI G. Fazio) is a Cycle 8 Exploration Program designed to detect galaxies at very high redshifts (z > 5). To mitigate the effects of cosmic variance and also to take advantage of deep coextensive coverage in multiple bands by the Hubble Space Telescope Multi-Cycle Treasury Program CANDELS, S-CANDELS was carried out within five widely separated extragalactic fields: the UKIDSS Ultra-Deep Survey, the Extended Chandra Deep Field South, COSMOS, the HST Deep Field North, and the Extended Groth Strip. S-CANDELS bu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.01323","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":"2026-05-18T01:58:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1YtnfG2HPOGJu5v2w1YUCeTaechJRcksOcXjbPJtUmLTjTXkKmcr0OcfsW0xBsy6VIvhkj8et4//Y5OhAP/kAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T01:34:46.101277Z"},"content_sha256":"d43a2024050fd8c3b53b3fe0ad8a34b423cf497a51cbad63e25d8ac6083830bf","schema_version":"1.0","event_id":"sha256:d43a2024050fd8c3b53b3fe0ad8a34b423cf497a51cbad63e25d8ac6083830bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TW34I7AXG7OHGVHYWVBRGUGJR5/bundle.json","state_url":"https://pith.science/pith/TW34I7AXG7OHGVHYWVBRGUGJR5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TW34I7AXG7OHGVHYWVBRGUGJR5/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":"2026-06-12T01:34:46Z","links":{"resolver":"https://pith.science/pith/TW34I7AXG7OHGVHYWVBRGUGJR5","bundle":"https://pith.science/pith/TW34I7AXG7OHGVHYWVBRGUGJR5/bundle.json","state":"https://pith.science/pith/TW34I7AXG7OHGVHYWVBRGUGJR5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TW34I7AXG7OHGVHYWVBRGUGJR5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:TW34I7AXG7OHGVHYWVBRGUGJR5","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":"14867353d7009189e2d4dc670fbcb5962d916b071b8914a3cea66e58ca6818d5","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-03T17:39:56Z","title_canon_sha256":"db4cd26ca1299257b4f61a3c008f0635070436b21516b0506ef26951be9c4e65"},"schema_version":"1.0","source":{"id":"1506.01323","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.01323","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"arxiv_version","alias_value":"1506.01323v1","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.01323","created_at":"2026-05-18T01:58:24Z"},{"alias_kind":"pith_short_12","alias_value":"TW34I7AXG7OH","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"TW34I7AXG7OHGVHY","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"TW34I7AX","created_at":"2026-05-18T12:29:42Z"}],"graph_snapshots":[{"event_id":"sha256:d43a2024050fd8c3b53b3fe0ad8a34b423cf497a51cbad63e25d8ac6083830bf","target":"graph","created_at":"2026-05-18T01:58:24Z","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 Spitzer-Cosmic Assembly Deep Near-Infrared Extragalactic Legacy Survey (S-CANDELS; PI G. Fazio) is a Cycle 8 Exploration Program designed to detect galaxies at very high redshifts (z > 5). To mitigate the effects of cosmic variance and also to take advantage of deep coextensive coverage in multiple bands by the Hubble Space Telescope Multi-Cycle Treasury Program CANDELS, S-CANDELS was carried out within five widely separated extragalactic fields: the UKIDSS Ultra-Deep Survey, the Extended Chandra Deep Field South, COSMOS, the HST Deep Field North, and the Extended Groth Strip. S-CANDELS bu","authors_text":"A.M. Koekemoer, E. Egami, G.G. Fazio, H.C. Ferguson, I. Labbe, J.L. Hora, J.S. Dunlop, J.-S. Huang, M.L.N. Ashby, N.A. Grogin, S.M. Faber, S.P. Willner, Z. Wang","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-03T17:39:56Z","title":"S-CANDELS: The Spitzer-Cosmic Assembly Near-Infrared Deep Extragalactic Survey. Survey Design, Photometry, and Deep IRAC Source Counts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.01323","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:c637198624bdbb83bbc73383e2195d5e7cb8366d45d7472559ab7cc720b913d4","target":"record","created_at":"2026-05-18T01:58:24Z","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":"14867353d7009189e2d4dc670fbcb5962d916b071b8914a3cea66e58ca6818d5","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-03T17:39:56Z","title_canon_sha256":"db4cd26ca1299257b4f61a3c008f0635070436b21516b0506ef26951be9c4e65"},"schema_version":"1.0","source":{"id":"1506.01323","kind":"arxiv","version":1}},"canonical_sha256":"9db7c47c1737dc7354f8b5431350c98f7268a0ecb45d7cb03051891c130aa28b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9db7c47c1737dc7354f8b5431350c98f7268a0ecb45d7cb03051891c130aa28b","first_computed_at":"2026-05-18T01:58:24.574238Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:24.574238Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iSZeFmtFTNR/mFZDYRFNN1vczTFGhbDpOLBCg48FVV9fxRUSG3/SVZArKDAQHEshW6O+nIN0YRK7Wjf0snvjCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:24.574682Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.01323","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c637198624bdbb83bbc73383e2195d5e7cb8366d45d7472559ab7cc720b913d4","sha256:d43a2024050fd8c3b53b3fe0ad8a34b423cf497a51cbad63e25d8ac6083830bf"],"state_sha256":"69455b317856c9100556afa38ea233dccd468a64a0044c292d4f45b958603377"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hyK7sbTJq2k6bDypIpTr8nx2PSDWRePMsKG0zzdUrznuJDTOW3eLIgT5hKzueYKRdwx8fQhZ0U3X5cwgJMaHCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T01:34:46.103271Z","bundle_sha256":"83512f35600f4df4e15011d44c6838439320e30a662dbf2c54031c7e2b186832"}}