{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JXGGIPPYBEJ2WI3TQOZWGQ3G4Z","short_pith_number":"pith:JXGGIPPY","canonical_record":{"source":{"id":"1609.05538","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-18T20:16:32Z","cross_cats_sorted":[],"title_canon_sha256":"4eac3a4340462ecaac387eae9216aed7ca14b7677fd63e4cd2ea876fc824833b","abstract_canon_sha256":"9b9e62168dcecc2f4ab722f26d9765b390e772a5d59dc8ef9ab65eecb57de7e3"},"schema_version":"1.0"},"canonical_sha256":"4dcc643df80913ab237383b3634366e66f07858e2ef5e5ed950399bc17a44ee3","source":{"kind":"arxiv","id":"1609.05538","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.05538","created_at":"2026-05-18T00:55:11Z"},{"alias_kind":"arxiv_version","alias_value":"1609.05538v1","created_at":"2026-05-18T00:55:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.05538","created_at":"2026-05-18T00:55:11Z"},{"alias_kind":"pith_short_12","alias_value":"JXGGIPPYBEJ2","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JXGGIPPYBEJ2WI3T","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JXGGIPPY","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JXGGIPPYBEJ2WI3TQOZWGQ3G4Z","target":"record","payload":{"canonical_record":{"source":{"id":"1609.05538","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-18T20:16:32Z","cross_cats_sorted":[],"title_canon_sha256":"4eac3a4340462ecaac387eae9216aed7ca14b7677fd63e4cd2ea876fc824833b","abstract_canon_sha256":"9b9e62168dcecc2f4ab722f26d9765b390e772a5d59dc8ef9ab65eecb57de7e3"},"schema_version":"1.0"},"canonical_sha256":"4dcc643df80913ab237383b3634366e66f07858e2ef5e5ed950399bc17a44ee3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:55:11.823144Z","signature_b64":"Maf+iHcq4394hdaHqIdwKOtSJLuiNOxfCzZeYk5A6n8vhUuJ8MZsLyrXTjW80BHWDO9phJAOwkFw9qndH40xBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4dcc643df80913ab237383b3634366e66f07858e2ef5e5ed950399bc17a44ee3","last_reissued_at":"2026-05-18T00:55:11.822496Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:55:11.822496Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.05538","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":"2026-05-18T00:55:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"giPMpLmRRcSNH5q4vgJif/auD5IfDR2bDe1dpXQLXSjNGIT1ancpWVSJlwuLxXMpp0jGwm7Wc8Z4fvAGOudtAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:45:31.170254Z"},"content_sha256":"02159d49b1a6d632fd94f8274f76f2e16ebf6edfe850ff43b51a24e87506d493","schema_version":"1.0","event_id":"sha256:02159d49b1a6d632fd94f8274f76f2e16ebf6edfe850ff43b51a24e87506d493"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JXGGIPPYBEJ2WI3TQOZWGQ3G4Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploring Damped Lyman-$\\alpha$ System Host Galaxies using Gamma-ray Bursts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alireza Rahmati, Antonino Cucchiara, Dheeraj R. Pasham, John I. Capone, Marc Rafelski, Michele Fumagalli, S. Bradley Cenko, Sylvain Veilleux, Vicki L. Toy","submitted_at":"2016-09-18T20:16:32Z","abstract_excerpt":"We present a sample of 45 Damped Lyman-$\\alpha$ system (DLA, \\nhi\\ $ \\geq 2 \\times 10^{20} {\\rm cm}^{-2}$) counterparts (33 detections, 12 upper limits) which host gamma-ray bursts (GRB-DLAs) in order to investigate star-formation and metallicity within galaxies hosting DLAs. Our sample spans $z \\sim 2-6$ and is nearly three times larger than any previously detected DLA counterparts survey based on quasar line-of-sight searches (QSO-DLAs). We report star formation rates (SFRs) from rest-frame UV photometry and SED modeling. We find that DLA counterpart SFRs are not correlated with either redsh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.05538","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":"2026-05-18T00:55:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kEwminI20/esK9hy8x779WTMt0tLDT0ZqK8aM+1I4Yhtemil5w5s1/1K/YJlHnfikYFmBb6OblUX5rNvZp2xCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:45:31.170940Z"},"content_sha256":"a246ae353c3c389f293dc8160ef8c3f03f1af5092f7fcbe2581984f0de817ea3","schema_version":"1.0","event_id":"sha256:a246ae353c3c389f293dc8160ef8c3f03f1af5092f7fcbe2581984f0de817ea3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JXGGIPPYBEJ2WI3TQOZWGQ3G4Z/bundle.json","state_url":"https://pith.science/pith/JXGGIPPYBEJ2WI3TQOZWGQ3G4Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JXGGIPPYBEJ2WI3TQOZWGQ3G4Z/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":"2026-05-25T20:45:31Z","links":{"resolver":"https://pith.science/pith/JXGGIPPYBEJ2WI3TQOZWGQ3G4Z","bundle":"https://pith.science/pith/JXGGIPPYBEJ2WI3TQOZWGQ3G4Z/bundle.json","state":"https://pith.science/pith/JXGGIPPYBEJ2WI3TQOZWGQ3G4Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JXGGIPPYBEJ2WI3TQOZWGQ3G4Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JXGGIPPYBEJ2WI3TQOZWGQ3G4Z","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":"9b9e62168dcecc2f4ab722f26d9765b390e772a5d59dc8ef9ab65eecb57de7e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-18T20:16:32Z","title_canon_sha256":"4eac3a4340462ecaac387eae9216aed7ca14b7677fd63e4cd2ea876fc824833b"},"schema_version":"1.0","source":{"id":"1609.05538","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.05538","created_at":"2026-05-18T00:55:11Z"},{"alias_kind":"arxiv_version","alias_value":"1609.05538v1","created_at":"2026-05-18T00:55:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.05538","created_at":"2026-05-18T00:55:11Z"},{"alias_kind":"pith_short_12","alias_value":"JXGGIPPYBEJ2","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JXGGIPPYBEJ2WI3T","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JXGGIPPY","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:a246ae353c3c389f293dc8160ef8c3f03f1af5092f7fcbe2581984f0de817ea3","target":"graph","created_at":"2026-05-18T00:55:11Z","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 present a sample of 45 Damped Lyman-$\\alpha$ system (DLA, \\nhi\\ $ \\geq 2 \\times 10^{20} {\\rm cm}^{-2}$) counterparts (33 detections, 12 upper limits) which host gamma-ray bursts (GRB-DLAs) in order to investigate star-formation and metallicity within galaxies hosting DLAs. Our sample spans $z \\sim 2-6$ and is nearly three times larger than any previously detected DLA counterparts survey based on quasar line-of-sight searches (QSO-DLAs). We report star formation rates (SFRs) from rest-frame UV photometry and SED modeling. We find that DLA counterpart SFRs are not correlated with either redsh","authors_text":"Alireza Rahmati, Antonino Cucchiara, Dheeraj R. Pasham, John I. Capone, Marc Rafelski, Michele Fumagalli, S. Bradley Cenko, Sylvain Veilleux, Vicki L. Toy","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-18T20:16:32Z","title":"Exploring Damped Lyman-$\\alpha$ System Host Galaxies using Gamma-ray Bursts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.05538","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":"sha256:02159d49b1a6d632fd94f8274f76f2e16ebf6edfe850ff43b51a24e87506d493","target":"record","created_at":"2026-05-18T00:55:11Z","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":"9b9e62168dcecc2f4ab722f26d9765b390e772a5d59dc8ef9ab65eecb57de7e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-18T20:16:32Z","title_canon_sha256":"4eac3a4340462ecaac387eae9216aed7ca14b7677fd63e4cd2ea876fc824833b"},"schema_version":"1.0","source":{"id":"1609.05538","kind":"arxiv","version":1}},"canonical_sha256":"4dcc643df80913ab237383b3634366e66f07858e2ef5e5ed950399bc17a44ee3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4dcc643df80913ab237383b3634366e66f07858e2ef5e5ed950399bc17a44ee3","first_computed_at":"2026-05-18T00:55:11.822496Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:55:11.822496Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Maf+iHcq4394hdaHqIdwKOtSJLuiNOxfCzZeYk5A6n8vhUuJ8MZsLyrXTjW80BHWDO9phJAOwkFw9qndH40xBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:55:11.823144Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.05538","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:02159d49b1a6d632fd94f8274f76f2e16ebf6edfe850ff43b51a24e87506d493","sha256:a246ae353c3c389f293dc8160ef8c3f03f1af5092f7fcbe2581984f0de817ea3"],"state_sha256":"da4340e926207a6f34064f9e9f2a3ef80fa9fc57dc4953187f2f856cc172e424"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8egA7AVLVWiDyHDeK7+NZFNS5N0S0Nc/AtAZy8XAkvBCnD6x7iFNw4/qNaM0UTorcO3+JhtrtCxdyR++2ZzjBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T20:45:31.174827Z","bundle_sha256":"f5b21be0cde237f7930be9faea5f0395823deaffa5b083d8f8203e43165e942f"}}