{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:LKEPCP5C7TED24BKTFIODYEYHH","short_pith_number":"pith:LKEPCP5C","canonical_record":{"source":{"id":"0711.1375","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-11-09T17:10:31Z","cross_cats_sorted":[],"title_canon_sha256":"6014b95190f361a9f090ad0c3d58ed64b96390395cac599e8da839a0dcd37bae","abstract_canon_sha256":"3755eeb772bf1286291573ae005183bc427399c906ee6d7f7a8a3de9ccc53b99"},"schema_version":"1.0"},"canonical_sha256":"5a88f13fa2fcc83d702a9950e1e09839d84f1c56ca66430331c67f6bed701aac","source":{"kind":"arxiv","id":"0711.1375","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0711.1375","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"arxiv_version","alias_value":"0711.1375v2","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0711.1375","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"pith_short_12","alias_value":"LKEPCP5C7TED","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"pith_short_16","alias_value":"LKEPCP5C7TED24BK","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"pith_short_8","alias_value":"LKEPCP5C","created_at":"2026-07-04T17:06:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:LKEPCP5C7TED24BKTFIODYEYHH","target":"record","payload":{"canonical_record":{"source":{"id":"0711.1375","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-11-09T17:10:31Z","cross_cats_sorted":[],"title_canon_sha256":"6014b95190f361a9f090ad0c3d58ed64b96390395cac599e8da839a0dcd37bae","abstract_canon_sha256":"3755eeb772bf1286291573ae005183bc427399c906ee6d7f7a8a3de9ccc53b99"},"schema_version":"1.0"},"canonical_sha256":"5a88f13fa2fcc83d702a9950e1e09839d84f1c56ca66430331c67f6bed701aac","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:06:35.708911Z","signature_b64":"jF2rVFfPaDEx2H3iboIHoyUErur7xkE+CYWgiexz8fWWCk6Joqpnw3SOPFK4aana4TTDBVisvmXbukbJTRtJAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a88f13fa2fcc83d702a9950e1e09839d84f1c56ca66430331c67f6bed701aac","last_reissued_at":"2026-07-04T17:06:35.708291Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:06:35.708291Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0711.1375","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T17:06:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XER6pAI8vpEAD8b9DAJhXEJntw8sqGvDK6V+HnaLAYMgu1znslsxzOMh3ZPVnkcSwPDvj7Ij9FQabltz3bNCAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T22:29:48.249937Z"},"content_sha256":"b03b9a2af593ad4ce249f1f5b458ff5690bb30c56873eec77de696ab69abbc7b","schema_version":"1.0","event_id":"sha256:b03b9a2af593ad4ce249f1f5b458ff5690bb30c56873eec77de696ab69abbc7b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:LKEPCP5C7TED24BKTFIODYEYHH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Light curves of five type Ia supernovae at intermediate redshift","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Goobar, C. Balland, D. Hardin, I. M. Hook, J. M. Mendez, K. Schahmaneche, M. J. Irwin, M. Mouchet, N. A. Walton, P. Astier, P. Ruiz-Lapuente, R. Amanullah, R. G. McMahon, R. Pain, R. S. Ellis, S. Fabbro, V. Stanishev","submitted_at":"2007-11-09T17:10:31Z","abstract_excerpt":"We present multi-band light curves and distances for five type Ia supernovae at intermediate redshifts, 0.18<z<0.27. Three telescopes on the Canary Island of La Palma, INT, NOT and JKT, were used for discovery and follow-up of type Ia supernovae in the g' and r' filters. Supernova fluxes were measured by simultaneously fitting a supernova and host galaxy model to the data, and then calibrated using star catalogues from the Sloan Digital Sky Survey. The light curve peak luminosities, corrected for light curve shape and colour, are consistent with the expectations for a flat LambdaCDM universe a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0711.1375","kind":"arxiv","version":2},"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/0711.1375/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":"2026-07-04T17:06:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+r9Vj7XWa6a8jLVYRuw2fYmy3fIUmxSMHZjpl2JfKRxZcJcllNq3GXo9z2fvyXqZQzaTujngyLQEqztnmB6pBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T22:29:48.250449Z"},"content_sha256":"0730c8d0dd469ec9f2f2b30b6c2f973b8549399b3a8d6ab35ee015b7c7be1423","schema_version":"1.0","event_id":"sha256:0730c8d0dd469ec9f2f2b30b6c2f973b8549399b3a8d6ab35ee015b7c7be1423"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LKEPCP5C7TED24BKTFIODYEYHH/bundle.json","state_url":"https://pith.science/pith/LKEPCP5C7TED24BKTFIODYEYHH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LKEPCP5C7TED24BKTFIODYEYHH/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":"2026-07-31T22:29:48Z","links":{"resolver":"https://pith.science/pith/LKEPCP5C7TED24BKTFIODYEYHH","bundle":"https://pith.science/pith/LKEPCP5C7TED24BKTFIODYEYHH/bundle.json","state":"https://pith.science/pith/LKEPCP5C7TED24BKTFIODYEYHH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LKEPCP5C7TED24BKTFIODYEYHH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:LKEPCP5C7TED24BKTFIODYEYHH","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":"3755eeb772bf1286291573ae005183bc427399c906ee6d7f7a8a3de9ccc53b99","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-11-09T17:10:31Z","title_canon_sha256":"6014b95190f361a9f090ad0c3d58ed64b96390395cac599e8da839a0dcd37bae"},"schema_version":"1.0","source":{"id":"0711.1375","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0711.1375","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"arxiv_version","alias_value":"0711.1375v2","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0711.1375","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"pith_short_12","alias_value":"LKEPCP5C7TED","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"pith_short_16","alias_value":"LKEPCP5C7TED24BK","created_at":"2026-07-04T17:06:35Z"},{"alias_kind":"pith_short_8","alias_value":"LKEPCP5C","created_at":"2026-07-04T17:06:35Z"}],"graph_snapshots":[{"event_id":"sha256:0730c8d0dd469ec9f2f2b30b6c2f973b8549399b3a8d6ab35ee015b7c7be1423","target":"graph","created_at":"2026-07-04T17:06:35Z","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/0711.1375/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present multi-band light curves and distances for five type Ia supernovae at intermediate redshifts, 0.18<z<0.27. Three telescopes on the Canary Island of La Palma, INT, NOT and JKT, were used for discovery and follow-up of type Ia supernovae in the g' and r' filters. Supernova fluxes were measured by simultaneously fitting a supernova and host galaxy model to the data, and then calibrated using star catalogues from the Sloan Digital Sky Survey. The light curve peak luminosities, corrected for light curve shape and colour, are consistent with the expectations for a flat LambdaCDM universe a","authors_text":"A. Goobar, C. Balland, D. Hardin, I. M. Hook, J. M. Mendez, K. Schahmaneche, M. J. Irwin, M. Mouchet, N. A. Walton, P. Astier, P. Ruiz-Lapuente, R. Amanullah, R. G. McMahon, R. Pain, R. S. Ellis, S. Fabbro, V. Stanishev","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-11-09T17:10:31Z","title":"Light curves of five type Ia supernovae at intermediate redshift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0711.1375","kind":"arxiv","version":2},"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:b03b9a2af593ad4ce249f1f5b458ff5690bb30c56873eec77de696ab69abbc7b","target":"record","created_at":"2026-07-04T17:06:35Z","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":"3755eeb772bf1286291573ae005183bc427399c906ee6d7f7a8a3de9ccc53b99","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-11-09T17:10:31Z","title_canon_sha256":"6014b95190f361a9f090ad0c3d58ed64b96390395cac599e8da839a0dcd37bae"},"schema_version":"1.0","source":{"id":"0711.1375","kind":"arxiv","version":2}},"canonical_sha256":"5a88f13fa2fcc83d702a9950e1e09839d84f1c56ca66430331c67f6bed701aac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a88f13fa2fcc83d702a9950e1e09839d84f1c56ca66430331c67f6bed701aac","first_computed_at":"2026-07-04T17:06:35.708291Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:06:35.708291Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jF2rVFfPaDEx2H3iboIHoyUErur7xkE+CYWgiexz8fWWCk6Joqpnw3SOPFK4aana4TTDBVisvmXbukbJTRtJAg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:06:35.708911Z","signed_message":"canonical_sha256_bytes"},"source_id":"0711.1375","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b03b9a2af593ad4ce249f1f5b458ff5690bb30c56873eec77de696ab69abbc7b","sha256:0730c8d0dd469ec9f2f2b30b6c2f973b8549399b3a8d6ab35ee015b7c7be1423"],"state_sha256":"dd82a6bfda38c00f7df49ab4dc3e730a870cb5c8ef9d3902e680b6a0fb0b6fd9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/tFH3XyQ0WeNqPZzWRAtsBGwfEf+GAlQ+nzxe3/X8kVtzTbuL3fJYxrWKiRWraFL7rp0GWYElPS4RxogNpmQAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T22:29:48.255462Z","bundle_sha256":"2c5b77b28e4af2ae4ff5f7b4528300d0fc4b6875c452ddbae7b43e6f58da1ceb"}}