{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:NWPYJ37U7YELQV4WICXFH2M4HB","short_pith_number":"pith:NWPYJ37U","canonical_record":{"source":{"id":"1608.01731","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2016-08-05T01:00:43Z","cross_cats_sorted":["astro-ph.IM","physics.hist-ph"],"title_canon_sha256":"686729a4dc3f7d855390b56a3f2dc3eea342740d21b27b6d5a1159809af90b10","abstract_canon_sha256":"f5309cc8593965bb601a2f6347ac692cd85359e875e525a044ae3df55b26cbc0"},"schema_version":"1.0"},"canonical_sha256":"6d9f84eff4fe08b8579640ae53e99c386474c2c0d1913cd5dd102287eaaa5db1","source":{"kind":"arxiv","id":"1608.01731","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.01731","created_at":"2026-05-18T01:09:44Z"},{"alias_kind":"arxiv_version","alias_value":"1608.01731v1","created_at":"2026-05-18T01:09:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.01731","created_at":"2026-05-18T01:09:44Z"},{"alias_kind":"pith_short_12","alias_value":"NWPYJ37U7YEL","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"NWPYJ37U7YELQV4W","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"NWPYJ37U","created_at":"2026-05-18T12:30:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:NWPYJ37U7YELQV4WICXFH2M4HB","target":"record","payload":{"canonical_record":{"source":{"id":"1608.01731","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2016-08-05T01:00:43Z","cross_cats_sorted":["astro-ph.IM","physics.hist-ph"],"title_canon_sha256":"686729a4dc3f7d855390b56a3f2dc3eea342740d21b27b6d5a1159809af90b10","abstract_canon_sha256":"f5309cc8593965bb601a2f6347ac692cd85359e875e525a044ae3df55b26cbc0"},"schema_version":"1.0"},"canonical_sha256":"6d9f84eff4fe08b8579640ae53e99c386474c2c0d1913cd5dd102287eaaa5db1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:44.759666Z","signature_b64":"oTMskLmFDJXSYiennCJ5xOqJf076z+y6xiiFPTWb0tqjDk5c4EwjmSamWSM8LU/P5UN7y9uaa0LCKyndRiofDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d9f84eff4fe08b8579640ae53e99c386474c2c0d1913cd5dd102287eaaa5db1","last_reissued_at":"2026-05-18T01:09:44.759019Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:44.759019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.01731","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":"2026-05-18T01:09:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SNpy1KLmDTVwdACY53Akl+xu793y4UaYCK2mAfhjq0JViQyQD9lTN8QD7ZxBIPjl6YOsvYINVCBNQNy1CF7FAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:45:19.829269Z"},"content_sha256":"0ab9a50a2619655a4641f8f660402a444784f9493995196356fbf8d5ba417604","schema_version":"1.0","event_id":"sha256:0ab9a50a2619655a4641f8f660402a444784f9493995196356fbf8d5ba417604"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:NWPYJ37U7YELQV4WICXFH2M4HB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lessons from Mayan Astronomy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","physics.hist-ph"],"primary_cat":"physics.pop-ph","authors_text":"Abraham Loeb (Harvard)","submitted_at":"2016-08-05T01:00:43Z","abstract_excerpt":"The Mayan culture collected exquisite astronomical data for over a millennium. However, it failed to come up with the breakthrough ideas of modern astronomy because the data was analyzed within a mythological culture of astrology that rested upon false but mathematically sophisticated theories about the Universe. Have we learned the necessary lessons to prevent our current scientific culture from resembling Mayan Astronomy? Clearly, data collection by itself is not a guarantee for good science as commonly assumed by funding agencies. A vibrant scientific culture should cultivate multiple appro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.01731","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":"2026-05-18T01:09:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nDYmtS55pDissdBxxsGEmEIB2Zg2++6qnN+V1KVmx2JwbjO1IlmRUmSh26AYLZnvMWxjzckc6Ey1uS2u9Hz2BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:45:19.829622Z"},"content_sha256":"cb1b6ed964d89975b683a407f6f21b63211f17e705a6b44a4f073e8fb08cf1ae","schema_version":"1.0","event_id":"sha256:cb1b6ed964d89975b683a407f6f21b63211f17e705a6b44a4f073e8fb08cf1ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NWPYJ37U7YELQV4WICXFH2M4HB/bundle.json","state_url":"https://pith.science/pith/NWPYJ37U7YELQV4WICXFH2M4HB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NWPYJ37U7YELQV4WICXFH2M4HB/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":"2026-06-03T18:45:19Z","links":{"resolver":"https://pith.science/pith/NWPYJ37U7YELQV4WICXFH2M4HB","bundle":"https://pith.science/pith/NWPYJ37U7YELQV4WICXFH2M4HB/bundle.json","state":"https://pith.science/pith/NWPYJ37U7YELQV4WICXFH2M4HB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NWPYJ37U7YELQV4WICXFH2M4HB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:NWPYJ37U7YELQV4WICXFH2M4HB","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":"f5309cc8593965bb601a2f6347ac692cd85359e875e525a044ae3df55b26cbc0","cross_cats_sorted":["astro-ph.IM","physics.hist-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2016-08-05T01:00:43Z","title_canon_sha256":"686729a4dc3f7d855390b56a3f2dc3eea342740d21b27b6d5a1159809af90b10"},"schema_version":"1.0","source":{"id":"1608.01731","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.01731","created_at":"2026-05-18T01:09:44Z"},{"alias_kind":"arxiv_version","alias_value":"1608.01731v1","created_at":"2026-05-18T01:09:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.01731","created_at":"2026-05-18T01:09:44Z"},{"alias_kind":"pith_short_12","alias_value":"NWPYJ37U7YEL","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"NWPYJ37U7YELQV4W","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"NWPYJ37U","created_at":"2026-05-18T12:30:36Z"}],"graph_snapshots":[{"event_id":"sha256:cb1b6ed964d89975b683a407f6f21b63211f17e705a6b44a4f073e8fb08cf1ae","target":"graph","created_at":"2026-05-18T01:09:44Z","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 Mayan culture collected exquisite astronomical data for over a millennium. However, it failed to come up with the breakthrough ideas of modern astronomy because the data was analyzed within a mythological culture of astrology that rested upon false but mathematically sophisticated theories about the Universe. Have we learned the necessary lessons to prevent our current scientific culture from resembling Mayan Astronomy? Clearly, data collection by itself is not a guarantee for good science as commonly assumed by funding agencies. A vibrant scientific culture should cultivate multiple appro","authors_text":"Abraham Loeb (Harvard)","cross_cats":["astro-ph.IM","physics.hist-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2016-08-05T01:00:43Z","title":"Lessons from Mayan Astronomy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.01731","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":"sha256:0ab9a50a2619655a4641f8f660402a444784f9493995196356fbf8d5ba417604","target":"record","created_at":"2026-05-18T01:09:44Z","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":"f5309cc8593965bb601a2f6347ac692cd85359e875e525a044ae3df55b26cbc0","cross_cats_sorted":["astro-ph.IM","physics.hist-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2016-08-05T01:00:43Z","title_canon_sha256":"686729a4dc3f7d855390b56a3f2dc3eea342740d21b27b6d5a1159809af90b10"},"schema_version":"1.0","source":{"id":"1608.01731","kind":"arxiv","version":1}},"canonical_sha256":"6d9f84eff4fe08b8579640ae53e99c386474c2c0d1913cd5dd102287eaaa5db1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6d9f84eff4fe08b8579640ae53e99c386474c2c0d1913cd5dd102287eaaa5db1","first_computed_at":"2026-05-18T01:09:44.759019Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:44.759019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oTMskLmFDJXSYiennCJ5xOqJf076z+y6xiiFPTWb0tqjDk5c4EwjmSamWSM8LU/P5UN7y9uaa0LCKyndRiofDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:44.759666Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.01731","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ab9a50a2619655a4641f8f660402a444784f9493995196356fbf8d5ba417604","sha256:cb1b6ed964d89975b683a407f6f21b63211f17e705a6b44a4f073e8fb08cf1ae"],"state_sha256":"7b9c51fdf7a73c5c42e9c4413952bab818407d3d89a370bce5baefb7530dddc4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qEoxeoUox9lPf8Jl8Ugac1m4AS3XkLKCn18KRnqwcCrNpB2MMuK4/cEiFBD3PUtqMNevzKHVbhAQTj/PH8RvBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T18:45:19.831550Z","bundle_sha256":"82dbce55c7831d2f70750530eaa62f93feb33e0ee48a3be5c81c46d24cde402c"}}