{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:GOZTVPLAHOYTMF6XOI46GKWTMF","short_pith_number":"pith:GOZTVPLA","canonical_record":{"source":{"id":"1207.6026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-07-25T15:29:46Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"cd91d00b74034ef2966bcd499e4db424db451c619c23909a4cf955a8b523a8ac","abstract_canon_sha256":"393e67be492ff392c1cb2cf68ed946cb458bab41b6716ee2db8699ea468963cc"},"schema_version":"1.0"},"canonical_sha256":"33b33abd603bb13617d77239e32ad361608b17a2ab6eca56203140af2501ddd7","source":{"kind":"arxiv","id":"1207.6026","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.6026","created_at":"2026-05-18T01:56:07Z"},{"alias_kind":"arxiv_version","alias_value":"1207.6026v1","created_at":"2026-05-18T01:56:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.6026","created_at":"2026-05-18T01:56:07Z"},{"alias_kind":"pith_short_12","alias_value":"GOZTVPLAHOYT","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"GOZTVPLAHOYTMF6X","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"GOZTVPLA","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:GOZTVPLAHOYTMF6XOI46GKWTMF","target":"record","payload":{"canonical_record":{"source":{"id":"1207.6026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-07-25T15:29:46Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"cd91d00b74034ef2966bcd499e4db424db451c619c23909a4cf955a8b523a8ac","abstract_canon_sha256":"393e67be492ff392c1cb2cf68ed946cb458bab41b6716ee2db8699ea468963cc"},"schema_version":"1.0"},"canonical_sha256":"33b33abd603bb13617d77239e32ad361608b17a2ab6eca56203140af2501ddd7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:07.685030Z","signature_b64":"qsZwx1uqjTHUgwdKa8lSsb/hwKWLu5LMlUGGTiqRMT9Zyb35Bc2JGTy1IoEHQiYuk2AuYCaRSNclYNeTxbKJDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"33b33abd603bb13617d77239e32ad361608b17a2ab6eca56203140af2501ddd7","last_reissued_at":"2026-05-18T01:56:07.684171Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:07.684171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1207.6026","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":"2026-05-18T01:56:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1jvV9ti8BgXOaaAKIetuZeoSt1wDS8bQAE8gDMFu6jONG7ihoRgrEzvUZu/eYS8YJcBMt/+JHI05Uw+q26WABw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T21:13:07.541962Z"},"content_sha256":"be8f42f0c173ecfba8a69667f42ed38324c4a61af95cb4a2710322fd0b026e86","schema_version":"1.0","event_id":"sha256:be8f42f0c173ecfba8a69667f42ed38324c4a61af95cb4a2710322fd0b026e86"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:GOZTVPLAHOYTMF6XOI46GKWTMF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase Transition in a Out-of-equilibrium Monolayer of Dipolar Vibrated Grains","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.stat-mech","authors_text":"Loreto Oyarte, Nicol\\'as Mujica, Pablo Guti\\'errez, S\\'ebastien Auma\\^itre","submitted_at":"2012-07-25T15:29:46Z","abstract_excerpt":"We report an experimental study on the transition between a disordered liquid-like state and a ordered solid-like one, in a collection of magnetically interacting macroscopic grains. A monolayer of magnetized particles is vibrated vertically at a moderate density. At high excitation a disordered, liquid-like state is observed. When the driving dimensionless acceleration $\\Gamma$ is quasi-statically reduced, clusters of ordered grains grow below a critical value $\\Gamma_{\\rm c}$. These clusters have a well defined hexagonal and compact structure. If the driving is subsequently increased, these "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.6026","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":"2026-05-18T01:56:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d0b+TsqgStdR34h7cHnF21AxTB2E2cV3Fmh6PdfXJakSogJTe4v+uH/w1GXvoPzAm6eRnNZKc2XfNv7sIw04Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T21:13:07.542303Z"},"content_sha256":"77e794752ab6cd1d926d44692c797fbbf90f958a3303a3f93a249798eaf5818c","schema_version":"1.0","event_id":"sha256:77e794752ab6cd1d926d44692c797fbbf90f958a3303a3f93a249798eaf5818c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GOZTVPLAHOYTMF6XOI46GKWTMF/bundle.json","state_url":"https://pith.science/pith/GOZTVPLAHOYTMF6XOI46GKWTMF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GOZTVPLAHOYTMF6XOI46GKWTMF/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":"2026-05-20T21:13:07Z","links":{"resolver":"https://pith.science/pith/GOZTVPLAHOYTMF6XOI46GKWTMF","bundle":"https://pith.science/pith/GOZTVPLAHOYTMF6XOI46GKWTMF/bundle.json","state":"https://pith.science/pith/GOZTVPLAHOYTMF6XOI46GKWTMF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GOZTVPLAHOYTMF6XOI46GKWTMF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:GOZTVPLAHOYTMF6XOI46GKWTMF","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":"393e67be492ff392c1cb2cf68ed946cb458bab41b6716ee2db8699ea468963cc","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-07-25T15:29:46Z","title_canon_sha256":"cd91d00b74034ef2966bcd499e4db424db451c619c23909a4cf955a8b523a8ac"},"schema_version":"1.0","source":{"id":"1207.6026","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.6026","created_at":"2026-05-18T01:56:07Z"},{"alias_kind":"arxiv_version","alias_value":"1207.6026v1","created_at":"2026-05-18T01:56:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.6026","created_at":"2026-05-18T01:56:07Z"},{"alias_kind":"pith_short_12","alias_value":"GOZTVPLAHOYT","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"GOZTVPLAHOYTMF6X","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"GOZTVPLA","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:77e794752ab6cd1d926d44692c797fbbf90f958a3303a3f93a249798eaf5818c","target":"graph","created_at":"2026-05-18T01:56:07Z","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 report an experimental study on the transition between a disordered liquid-like state and a ordered solid-like one, in a collection of magnetically interacting macroscopic grains. A monolayer of magnetized particles is vibrated vertically at a moderate density. At high excitation a disordered, liquid-like state is observed. When the driving dimensionless acceleration $\\Gamma$ is quasi-statically reduced, clusters of ordered grains grow below a critical value $\\Gamma_{\\rm c}$. These clusters have a well defined hexagonal and compact structure. If the driving is subsequently increased, these ","authors_text":"Loreto Oyarte, Nicol\\'as Mujica, Pablo Guti\\'errez, S\\'ebastien Auma\\^itre","cross_cats":["cond-mat.soft"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-07-25T15:29:46Z","title":"Phase Transition in a Out-of-equilibrium Monolayer of Dipolar Vibrated Grains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.6026","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:be8f42f0c173ecfba8a69667f42ed38324c4a61af95cb4a2710322fd0b026e86","target":"record","created_at":"2026-05-18T01:56:07Z","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":"393e67be492ff392c1cb2cf68ed946cb458bab41b6716ee2db8699ea468963cc","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-07-25T15:29:46Z","title_canon_sha256":"cd91d00b74034ef2966bcd499e4db424db451c619c23909a4cf955a8b523a8ac"},"schema_version":"1.0","source":{"id":"1207.6026","kind":"arxiv","version":1}},"canonical_sha256":"33b33abd603bb13617d77239e32ad361608b17a2ab6eca56203140af2501ddd7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"33b33abd603bb13617d77239e32ad361608b17a2ab6eca56203140af2501ddd7","first_computed_at":"2026-05-18T01:56:07.684171Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:56:07.684171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qsZwx1uqjTHUgwdKa8lSsb/hwKWLu5LMlUGGTiqRMT9Zyb35Bc2JGTy1IoEHQiYuk2AuYCaRSNclYNeTxbKJDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:56:07.685030Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.6026","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be8f42f0c173ecfba8a69667f42ed38324c4a61af95cb4a2710322fd0b026e86","sha256:77e794752ab6cd1d926d44692c797fbbf90f958a3303a3f93a249798eaf5818c"],"state_sha256":"b288a4144eef4fb678b5da9a1212c10671bb2e3b67de16b942b99e6fb4b6ddba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qor8ZDU1jhyN31ZOYviSNPk7nKL0vQQkPNXCjMy4b0c6PL1E/7EAzJGVbxHwKq6fw3Ex4L5ULuzRR/3t1bQQBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T21:13:07.544239Z","bundle_sha256":"34ea972a9b74641d41ea603d7398b718c15e9e873debc68b694b74734e391398"}}