{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DTXD7WHPNZBCW2F4B457AEA5FG","short_pith_number":"pith:DTXD7WHP","canonical_record":{"source":{"id":"1610.00917","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-04T10:14:15Z","cross_cats_sorted":[],"title_canon_sha256":"97fa465d386bade11476e0c5b24f00d4cef24c1ba453024c852ccd654b59af36","abstract_canon_sha256":"5da303ffc92d584a90a30ea1061cc51cf1a7927ec20565d8cf06450f721e67f6"},"schema_version":"1.0"},"canonical_sha256":"1cee3fd8ef6e422b68bc0f3bf0101d29b7a2fc29734620e845b6dc238316fe7d","source":{"kind":"arxiv","id":"1610.00917","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.00917","created_at":"2026-05-18T00:53:25Z"},{"alias_kind":"arxiv_version","alias_value":"1610.00917v1","created_at":"2026-05-18T00:53:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.00917","created_at":"2026-05-18T00:53:25Z"},{"alias_kind":"pith_short_12","alias_value":"DTXD7WHPNZBC","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DTXD7WHPNZBCW2F4","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DTXD7WHP","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DTXD7WHPNZBCW2F4B457AEA5FG","target":"record","payload":{"canonical_record":{"source":{"id":"1610.00917","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-04T10:14:15Z","cross_cats_sorted":[],"title_canon_sha256":"97fa465d386bade11476e0c5b24f00d4cef24c1ba453024c852ccd654b59af36","abstract_canon_sha256":"5da303ffc92d584a90a30ea1061cc51cf1a7927ec20565d8cf06450f721e67f6"},"schema_version":"1.0"},"canonical_sha256":"1cee3fd8ef6e422b68bc0f3bf0101d29b7a2fc29734620e845b6dc238316fe7d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:25.282426Z","signature_b64":"tgQ7qPsYgNOQgdUH3RtOfNG6eWFJw8o/DaLSQYImfzRxYmZIq1F4tkvFXdweUzg6FUqnDy9+V9/fNm8/evrKAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1cee3fd8ef6e422b68bc0f3bf0101d29b7a2fc29734620e845b6dc238316fe7d","last_reissued_at":"2026-05-18T00:53:25.282056Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:25.282056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.00917","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":"2026-05-18T00:53:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ykrgnnreFsHdmLHBIWV1dPfvMdnwM5fvn5fewDI40L7kcIw9IIpf4LKDHQTzzDtwx0hKfln8OFZveEDHyUjaCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:18:36.436596Z"},"content_sha256":"28521b7a5880e3b8145751178905a873b6e06a08d92518bb8e41a250b5656f57","schema_version":"1.0","event_id":"sha256:28521b7a5880e3b8145751178905a873b6e06a08d92518bb8e41a250b5656f57"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DTXD7WHPNZBCW2F4B457AEA5FG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Kibble-Zurek mechanism in the self-organization of a cold atomic cloud","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Guillaume Labeyrie, Robin Kaiser","submitted_at":"2016-10-04T10:14:15Z","abstract_excerpt":"When applying two counter-propagating laser beams to a cold cloud of Rubidium atoms, we observe the spontaneous formation of intensity patterns associated with a spatial structuration of the atomic spins. We study the average number of defects in these patterns as a function of the sweep time employed to cross the transition threshold. We observe a power-law decrease of the number of defects with increasing sweep time, typical of the Kibble-Zurek mechanism. The measured exponent is consistent with the prediction for a supercritical bifurcation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.00917","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":"2026-05-18T00:53:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CZ/njFMcvfimtn5rRx8N7S95xGKM6rOMud6DGMDNA2cQR/NLYTRHKY73PrTfdCWF11CfwQJCmRa3afI+p+BGBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:18:36.436941Z"},"content_sha256":"d46abf13977490654106dea88f50b635788bdda158deb7b76eb26c341049e2b8","schema_version":"1.0","event_id":"sha256:d46abf13977490654106dea88f50b635788bdda158deb7b76eb26c341049e2b8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DTXD7WHPNZBCW2F4B457AEA5FG/bundle.json","state_url":"https://pith.science/pith/DTXD7WHPNZBCW2F4B457AEA5FG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DTXD7WHPNZBCW2F4B457AEA5FG/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":"2026-06-07T10:18:36Z","links":{"resolver":"https://pith.science/pith/DTXD7WHPNZBCW2F4B457AEA5FG","bundle":"https://pith.science/pith/DTXD7WHPNZBCW2F4B457AEA5FG/bundle.json","state":"https://pith.science/pith/DTXD7WHPNZBCW2F4B457AEA5FG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DTXD7WHPNZBCW2F4B457AEA5FG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DTXD7WHPNZBCW2F4B457AEA5FG","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":"5da303ffc92d584a90a30ea1061cc51cf1a7927ec20565d8cf06450f721e67f6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-04T10:14:15Z","title_canon_sha256":"97fa465d386bade11476e0c5b24f00d4cef24c1ba453024c852ccd654b59af36"},"schema_version":"1.0","source":{"id":"1610.00917","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.00917","created_at":"2026-05-18T00:53:25Z"},{"alias_kind":"arxiv_version","alias_value":"1610.00917v1","created_at":"2026-05-18T00:53:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.00917","created_at":"2026-05-18T00:53:25Z"},{"alias_kind":"pith_short_12","alias_value":"DTXD7WHPNZBC","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DTXD7WHPNZBCW2F4","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DTXD7WHP","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:d46abf13977490654106dea88f50b635788bdda158deb7b76eb26c341049e2b8","target":"graph","created_at":"2026-05-18T00:53:25Z","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":"When applying two counter-propagating laser beams to a cold cloud of Rubidium atoms, we observe the spontaneous formation of intensity patterns associated with a spatial structuration of the atomic spins. We study the average number of defects in these patterns as a function of the sweep time employed to cross the transition threshold. We observe a power-law decrease of the number of defects with increasing sweep time, typical of the Kibble-Zurek mechanism. The measured exponent is consistent with the prediction for a supercritical bifurcation.","authors_text":"Guillaume Labeyrie, Robin Kaiser","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-04T10:14:15Z","title":"Kibble-Zurek mechanism in the self-organization of a cold atomic cloud"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.00917","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":"sha256:28521b7a5880e3b8145751178905a873b6e06a08d92518bb8e41a250b5656f57","target":"record","created_at":"2026-05-18T00:53:25Z","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":"5da303ffc92d584a90a30ea1061cc51cf1a7927ec20565d8cf06450f721e67f6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-04T10:14:15Z","title_canon_sha256":"97fa465d386bade11476e0c5b24f00d4cef24c1ba453024c852ccd654b59af36"},"schema_version":"1.0","source":{"id":"1610.00917","kind":"arxiv","version":1}},"canonical_sha256":"1cee3fd8ef6e422b68bc0f3bf0101d29b7a2fc29734620e845b6dc238316fe7d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1cee3fd8ef6e422b68bc0f3bf0101d29b7a2fc29734620e845b6dc238316fe7d","first_computed_at":"2026-05-18T00:53:25.282056Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:53:25.282056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tgQ7qPsYgNOQgdUH3RtOfNG6eWFJw8o/DaLSQYImfzRxYmZIq1F4tkvFXdweUzg6FUqnDy9+V9/fNm8/evrKAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:53:25.282426Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.00917","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:28521b7a5880e3b8145751178905a873b6e06a08d92518bb8e41a250b5656f57","sha256:d46abf13977490654106dea88f50b635788bdda158deb7b76eb26c341049e2b8"],"state_sha256":"dc02a59247a687a583c15095eb039f5de0b6fd13401dce20c492297327f4a6ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V3vKjPcurIzSN6oWux0voBR637O/Mk6kCRO0KyZBtCJJTpCSBdOMhntuqUKEzULtJQmRD92yOYv8R/U6bnlLDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T10:18:36.439074Z","bundle_sha256":"dbc3a923b6030f48b4d11f7e124283fb4c8278a230d56452890edc2659c52866"}}