{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y","short_pith_number":"pith:RFQZQ5L6","canonical_record":{"source":{"id":"astro-ph/0610620","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-10-20T12:15:53Z","cross_cats_sorted":[],"title_canon_sha256":"99564e72ec6b3a7ec35ea1d478598a9ccbcf9515ed00dd80b9f958cfad0be026","abstract_canon_sha256":"f28bd7aed70060839db014529d53a039916c1a838913058b913cb30013cb686c"},"schema_version":"1.0"},"canonical_sha256":"896198757e9aeb0d0fb8a1402a6b29f6013a46ddd087dedb19f2aad513428602","source":{"kind":"arxiv","id":"astro-ph/0610620","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0610620","created_at":"2026-05-18T01:40:29Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0610620v1","created_at":"2026-05-18T01:40:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0610620","created_at":"2026-05-18T01:40:29Z"},{"alias_kind":"pith_short_12","alias_value":"RFQZQ5L6TLVQ","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"RFQZQ5L6TLVQ2D5Y","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"RFQZQ5L6","created_at":"2026-05-18T12:25:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0610620","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-10-20T12:15:53Z","cross_cats_sorted":[],"title_canon_sha256":"99564e72ec6b3a7ec35ea1d478598a9ccbcf9515ed00dd80b9f958cfad0be026","abstract_canon_sha256":"f28bd7aed70060839db014529d53a039916c1a838913058b913cb30013cb686c"},"schema_version":"1.0"},"canonical_sha256":"896198757e9aeb0d0fb8a1402a6b29f6013a46ddd087dedb19f2aad513428602","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:29.209913Z","signature_b64":"4sO64bou+rf9GftJPKgKb/Tj23ITTgfDzsnLPntS4U8YrAGoMJRBvYm0ENR2yr7agWvhp2Dklrf22Zx9oODHBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"896198757e9aeb0d0fb8a1402a6b29f6013a46ddd087dedb19f2aad513428602","last_reissued_at":"2026-05-18T01:40:29.209513Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:29.209513Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0610620","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":"2026-05-18T01:40:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PnwAWGxUC+QyhmGyQ+WQZZ/rAvNr2KLrBrmCuX3ahNRzfoVQebnzk2NIxCAmeRrSn5kBGbkRaJrFpuuy3sHyBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T02:05:53.561988Z"},"content_sha256":"7ddf83bad33f8b58c00c33ff4a9231c0c15ee80b9de719b650bc421f6e144960","schema_version":"1.0","event_id":"sha256:7ddf83bad33f8b58c00c33ff4a9231c0c15ee80b9de719b650bc421f6e144960"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Infrared Properties of Nearby Interacting Galaxies: from Spirals to ULIRGs","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Greece), V. Charmandaris (Univ. of Crete","submitted_at":"2006-10-20T12:15:53Z","abstract_excerpt":"I present a brief review of some of the mid-infrared properties of interacting galaxies as these were revealed using observations from the Infrared Space Observatory and Spitzer Space Telescope over the last decade. The variation of the infrared spectral energy distribution in interacting galaxies can be used as an extinction free tracer not only of the location of the star formation activity but also of the physical mechanism dominating their energy production."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0610620","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":"2026-05-18T01:40:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IWpuYR3QfOX83ohGvAbQ3IXmDpFLWUypEiBN+OPJulon6IyFRjQXAAC9NEeKcpSMWx5cqmxX6y/A02PDEz0LAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T02:05:53.562668Z"},"content_sha256":"84a918c31eaaf3f915bf4212c8257afcacad9a852a405575daf87c8feabb3ebe","schema_version":"1.0","event_id":"sha256:84a918c31eaaf3f915bf4212c8257afcacad9a852a405575daf87c8feabb3ebe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y/bundle.json","state_url":"https://pith.science/pith/RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y/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":"2026-06-12T02:05:53Z","links":{"resolver":"https://pith.science/pith/RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y","bundle":"https://pith.science/pith/RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y/bundle.json","state":"https://pith.science/pith/RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:RFQZQ5L6TLVQ2D5YUFACU2ZJ6Y","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":"f28bd7aed70060839db014529d53a039916c1a838913058b913cb30013cb686c","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-10-20T12:15:53Z","title_canon_sha256":"99564e72ec6b3a7ec35ea1d478598a9ccbcf9515ed00dd80b9f958cfad0be026"},"schema_version":"1.0","source":{"id":"astro-ph/0610620","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0610620","created_at":"2026-05-18T01:40:29Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0610620v1","created_at":"2026-05-18T01:40:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0610620","created_at":"2026-05-18T01:40:29Z"},{"alias_kind":"pith_short_12","alias_value":"RFQZQ5L6TLVQ","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"RFQZQ5L6TLVQ2D5Y","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"RFQZQ5L6","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:84a918c31eaaf3f915bf4212c8257afcacad9a852a405575daf87c8feabb3ebe","target":"graph","created_at":"2026-05-18T01:40:29Z","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":"I present a brief review of some of the mid-infrared properties of interacting galaxies as these were revealed using observations from the Infrared Space Observatory and Spitzer Space Telescope over the last decade. The variation of the infrared spectral energy distribution in interacting galaxies can be used as an extinction free tracer not only of the location of the star formation activity but also of the physical mechanism dominating their energy production.","authors_text":"Greece), V. Charmandaris (Univ. of Crete","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-10-20T12:15:53Z","title":"Infrared Properties of Nearby Interacting Galaxies: from Spirals to ULIRGs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0610620","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":"sha256:7ddf83bad33f8b58c00c33ff4a9231c0c15ee80b9de719b650bc421f6e144960","target":"record","created_at":"2026-05-18T01:40:29Z","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":"f28bd7aed70060839db014529d53a039916c1a838913058b913cb30013cb686c","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-10-20T12:15:53Z","title_canon_sha256":"99564e72ec6b3a7ec35ea1d478598a9ccbcf9515ed00dd80b9f958cfad0be026"},"schema_version":"1.0","source":{"id":"astro-ph/0610620","kind":"arxiv","version":1}},"canonical_sha256":"896198757e9aeb0d0fb8a1402a6b29f6013a46ddd087dedb19f2aad513428602","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"896198757e9aeb0d0fb8a1402a6b29f6013a46ddd087dedb19f2aad513428602","first_computed_at":"2026-05-18T01:40:29.209513Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:29.209513Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4sO64bou+rf9GftJPKgKb/Tj23ITTgfDzsnLPntS4U8YrAGoMJRBvYm0ENR2yr7agWvhp2Dklrf22Zx9oODHBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:29.209913Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0610620","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ddf83bad33f8b58c00c33ff4a9231c0c15ee80b9de719b650bc421f6e144960","sha256:84a918c31eaaf3f915bf4212c8257afcacad9a852a405575daf87c8feabb3ebe"],"state_sha256":"6d9684f797234d4004865ad85eec2d7460d512a700e3b905c9bbfc9e9cf757d3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hOCHoFasCgy5GrWv3bwFTJrhROA+cdJgAci9kpngg4MYFFWbnF1R1scqjl0T28vr6Ckm/Q5+KfblFwzqTZLEBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T02:05:53.566025Z","bundle_sha256":"e882fec747d6f256b3805b10838bfb2a5d100fb02528c5f34ced92930ff538eb"}}