{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:W5DD3CCM7SXFJUVDL4YWW2TP34","short_pith_number":"pith:W5DD3CCM","canonical_record":{"source":{"id":"1301.7598","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-01-31T12:51:54Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8534cc749a61ee9b2377bdcab6f889aba679823e27606ebdccfbd163c8e7aa67","abstract_canon_sha256":"b0c9e1a498cf1e8ebb906a67b44e0e567ac27e72189c8d871ce508143b5f1506"},"schema_version":"1.0"},"canonical_sha256":"b7463d884cfcae54d2a35f316b6a6fdf29f25a8345470acca84fe82827e5156b","source":{"kind":"arxiv","id":"1301.7598","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.7598","created_at":"2026-05-18T03:34:49Z"},{"alias_kind":"arxiv_version","alias_value":"1301.7598v1","created_at":"2026-05-18T03:34:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.7598","created_at":"2026-05-18T03:34:49Z"},{"alias_kind":"pith_short_12","alias_value":"W5DD3CCM7SXF","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"W5DD3CCM7SXFJUVD","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"W5DD3CCM","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:W5DD3CCM7SXFJUVDL4YWW2TP34","target":"record","payload":{"canonical_record":{"source":{"id":"1301.7598","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-01-31T12:51:54Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8534cc749a61ee9b2377bdcab6f889aba679823e27606ebdccfbd163c8e7aa67","abstract_canon_sha256":"b0c9e1a498cf1e8ebb906a67b44e0e567ac27e72189c8d871ce508143b5f1506"},"schema_version":"1.0"},"canonical_sha256":"b7463d884cfcae54d2a35f316b6a6fdf29f25a8345470acca84fe82827e5156b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:34:49.141949Z","signature_b64":"zcNeT2/RYTddE8K1Y447Y6Co6pQOM9kzYe5snLz3bV1RaQscmtxAgECuymKtg3+XD/7YtGEC0n6B3cehRQCADw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7463d884cfcae54d2a35f316b6a6fdf29f25a8345470acca84fe82827e5156b","last_reissued_at":"2026-05-18T03:34:49.141226Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:34:49.141226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.7598","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":"2026-05-18T03:34:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XfaqURf8AajBK2v94v5ZWQFptDLJlyDu98a+LHcfG/5Cj5CsCuCrFrWd7I45cdYBWEt3qOjYi828ih85/O1VDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T10:34:44.757441Z"},"content_sha256":"47943b7f6e961797837ea1f2fb31d63a86b3cecd741df2714640dc0eeb7b0c42","schema_version":"1.0","event_id":"sha256:47943b7f6e961797837ea1f2fb31d63a86b3cecd741df2714640dc0eeb7b0c42"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:W5DD3CCM7SXFJUVDL4YWW2TP34","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low velocity shocks: signatures of turbulent dissipation in diffuse irradiated gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Benjamin Godard, Edith Falgarone, Fran\\c{c}ois Boulanger, Guillaume Pineau des For\\^ets, Pierre Guillard, Pierre Lesaffre","submitted_at":"2013-01-31T12:51:54Z","abstract_excerpt":"We examine the chemical and emission properties of mildly irradiated (G0=1) magnetised shocks in diffuse media (nH=10^2 to 10^4 /cm3) at low to moderate velocities (from 3 to 40 km/s). Results: The formation of some molecules relies on endoergic reactions. In J-shocks, their abundances are enhanced by several orders of magnitude for shock velocities as low as 7 km/s. Otherwise most chemical properties of J-type shocks vary over less than an order of magnitude between velocities from about 7 to about 30 km/s, where H2 dissociation sets in. C-type shocks display a more gradual molecular enhancem"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.7598","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":"2026-05-18T03:34:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GULJkTYhIysn+Ej5nrqkrXpZZd+c/twkRSbP4FMs99wYrMXMN/kFlYzVORTLAvxvvs8yT/jiqYki4nIlNpJZCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T10:34:44.757794Z"},"content_sha256":"c07e56ebc22ffc328f916cbe6efbc6edf358b6ebb8e1c1ecd195ce5b4b6a623f","schema_version":"1.0","event_id":"sha256:c07e56ebc22ffc328f916cbe6efbc6edf358b6ebb8e1c1ecd195ce5b4b6a623f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W5DD3CCM7SXFJUVDL4YWW2TP34/bundle.json","state_url":"https://pith.science/pith/W5DD3CCM7SXFJUVDL4YWW2TP34/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W5DD3CCM7SXFJUVDL4YWW2TP34/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":"2026-05-21T10:34:44Z","links":{"resolver":"https://pith.science/pith/W5DD3CCM7SXFJUVDL4YWW2TP34","bundle":"https://pith.science/pith/W5DD3CCM7SXFJUVDL4YWW2TP34/bundle.json","state":"https://pith.science/pith/W5DD3CCM7SXFJUVDL4YWW2TP34/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W5DD3CCM7SXFJUVDL4YWW2TP34/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:W5DD3CCM7SXFJUVDL4YWW2TP34","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":"b0c9e1a498cf1e8ebb906a67b44e0e567ac27e72189c8d871ce508143b5f1506","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-01-31T12:51:54Z","title_canon_sha256":"8534cc749a61ee9b2377bdcab6f889aba679823e27606ebdccfbd163c8e7aa67"},"schema_version":"1.0","source":{"id":"1301.7598","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.7598","created_at":"2026-05-18T03:34:49Z"},{"alias_kind":"arxiv_version","alias_value":"1301.7598v1","created_at":"2026-05-18T03:34:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.7598","created_at":"2026-05-18T03:34:49Z"},{"alias_kind":"pith_short_12","alias_value":"W5DD3CCM7SXF","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"W5DD3CCM7SXFJUVD","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"W5DD3CCM","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:c07e56ebc22ffc328f916cbe6efbc6edf358b6ebb8e1c1ecd195ce5b4b6a623f","target":"graph","created_at":"2026-05-18T03:34:49Z","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 examine the chemical and emission properties of mildly irradiated (G0=1) magnetised shocks in diffuse media (nH=10^2 to 10^4 /cm3) at low to moderate velocities (from 3 to 40 km/s). Results: The formation of some molecules relies on endoergic reactions. In J-shocks, their abundances are enhanced by several orders of magnitude for shock velocities as low as 7 km/s. Otherwise most chemical properties of J-type shocks vary over less than an order of magnitude between velocities from about 7 to about 30 km/s, where H2 dissociation sets in. C-type shocks display a more gradual molecular enhancem","authors_text":"Benjamin Godard, Edith Falgarone, Fran\\c{c}ois Boulanger, Guillaume Pineau des For\\^ets, Pierre Guillard, Pierre Lesaffre","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-01-31T12:51:54Z","title":"Low velocity shocks: signatures of turbulent dissipation in diffuse irradiated gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.7598","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":"sha256:47943b7f6e961797837ea1f2fb31d63a86b3cecd741df2714640dc0eeb7b0c42","target":"record","created_at":"2026-05-18T03:34:49Z","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":"b0c9e1a498cf1e8ebb906a67b44e0e567ac27e72189c8d871ce508143b5f1506","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-01-31T12:51:54Z","title_canon_sha256":"8534cc749a61ee9b2377bdcab6f889aba679823e27606ebdccfbd163c8e7aa67"},"schema_version":"1.0","source":{"id":"1301.7598","kind":"arxiv","version":1}},"canonical_sha256":"b7463d884cfcae54d2a35f316b6a6fdf29f25a8345470acca84fe82827e5156b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b7463d884cfcae54d2a35f316b6a6fdf29f25a8345470acca84fe82827e5156b","first_computed_at":"2026-05-18T03:34:49.141226Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:34:49.141226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zcNeT2/RYTddE8K1Y447Y6Co6pQOM9kzYe5snLz3bV1RaQscmtxAgECuymKtg3+XD/7YtGEC0n6B3cehRQCADw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:34:49.141949Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.7598","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:47943b7f6e961797837ea1f2fb31d63a86b3cecd741df2714640dc0eeb7b0c42","sha256:c07e56ebc22ffc328f916cbe6efbc6edf358b6ebb8e1c1ecd195ce5b4b6a623f"],"state_sha256":"92f9ad11bb24e7c2ecb1f4ded0ac3a4e5fec0b4b72fae26db074c1fe8013affc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sj2FeH/P/R+BXbWKelvnsyelXOIy46E0q4kyEcdt9KYgvW++hoGDcKiJihzdzIvYZ06npyb5Kj99Y8v4415NDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T10:34:44.759937Z","bundle_sha256":"62d8ce879da67e47a710f35f7e039c2b2eea2d2fe3a7f7956a4082c36e5378f3"}}