{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:MNEXMR3QWXARMDC5AGNPSSYNDO","short_pith_number":"pith:MNEXMR3Q","canonical_record":{"source":{"id":"2507.10083","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-14T09:10:44Z","cross_cats_sorted":[],"title_canon_sha256":"34c55148cf88f7ddbd6c2f8af0e316efe5ba0fd72e30a557367bf9b544ddd335","abstract_canon_sha256":"a2ff49745929594f76c3d88dab4b767c44a74267504e2a46f67c76351a879eeb"},"schema_version":"1.0"},"canonical_sha256":"6349764770b5c1160c5d019af94b0d1bb26effe9905c3145b05df6c5df2a7866","source":{"kind":"arxiv","id":"2507.10083","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.10083","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"arxiv_version","alias_value":"2507.10083v1","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.10083","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"pith_short_12","alias_value":"MNEXMR3QWXAR","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"pith_short_16","alias_value":"MNEXMR3QWXARMDC5","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"pith_short_8","alias_value":"MNEXMR3Q","created_at":"2026-07-05T11:41:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:MNEXMR3QWXARMDC5AGNPSSYNDO","target":"record","payload":{"canonical_record":{"source":{"id":"2507.10083","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-14T09:10:44Z","cross_cats_sorted":[],"title_canon_sha256":"34c55148cf88f7ddbd6c2f8af0e316efe5ba0fd72e30a557367bf9b544ddd335","abstract_canon_sha256":"a2ff49745929594f76c3d88dab4b767c44a74267504e2a46f67c76351a879eeb"},"schema_version":"1.0"},"canonical_sha256":"6349764770b5c1160c5d019af94b0d1bb26effe9905c3145b05df6c5df2a7866","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:41:44.714452Z","signature_b64":"SJ0h1Eg7nW+1iirEgEy0Y3fJ/TwR6WfY18awYQGcomg8xf69l8COkDkT8o/V56vWQ4FBFNMYRiyOYPOo3jPVAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6349764770b5c1160c5d019af94b0d1bb26effe9905c3145b05df6c5df2a7866","last_reissued_at":"2026-07-05T11:41:44.713997Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:41:44.713997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.10083","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":"2026-07-05T11:41:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CMT+4VYx3SwlMowew6EPDQeWaVYBF6LgKniXP7HvizJZLJrOsfV7wwzM/h7LE0yfFA1CYcXjr+H3tqIkWU/iBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T14:04:27.737300Z"},"content_sha256":"6ca9e03f068d5c6cdc7d61cb5285aab51e031afdf6a10bda327808d2feea20fe","schema_version":"1.0","event_id":"sha256:6ca9e03f068d5c6cdc7d61cb5285aab51e031afdf6a10bda327808d2feea20fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:MNEXMR3QWXARMDC5AGNPSSYNDO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Snake Filament: A study of polarization and kinematics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Elena Redaelli, Farideh S. Tabatabaei, Gabriel A. P. Franco, Marta Obolentseva, Paola Caselli","submitted_at":"2025-07-14T09:10:44Z","abstract_excerpt":"The role of magnetic fields in the formation of dense filamentary structures in molecular clouds is critical for understanding the star formation process. The Snake filament in or close to the Pipe Nebula s neighboring, a prominent example of such structures, offers an ideal environment to study the interplay between magnetic fields and gas dynamics in the early stages of star formation. This study aims to investigate how magnetic fields influence the structure and dynamics of the Snake filament, using both polarization data and molecular line observations. Our goal is to understand the role o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.10083","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2507.10083/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":"2026-07-05T11:41:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p8CrlOC34Be9UmV0qv8TsfGANjXWqQJ48OPPOV1hnGyt8hw61lWLz0iTyMHlcUwbuh961GYRc7QUXVjJWMkcCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T14:04:27.737801Z"},"content_sha256":"49d08a7af070885b3c8fe1b4fbcf5ed9ecc5fd5c709007eaf03ce7720698eb20","schema_version":"1.0","event_id":"sha256:49d08a7af070885b3c8fe1b4fbcf5ed9ecc5fd5c709007eaf03ce7720698eb20"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MNEXMR3QWXARMDC5AGNPSSYNDO/bundle.json","state_url":"https://pith.science/pith/MNEXMR3QWXARMDC5AGNPSSYNDO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MNEXMR3QWXARMDC5AGNPSSYNDO/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":"2026-08-10T14:04:27Z","links":{"resolver":"https://pith.science/pith/MNEXMR3QWXARMDC5AGNPSSYNDO","bundle":"https://pith.science/pith/MNEXMR3QWXARMDC5AGNPSSYNDO/bundle.json","state":"https://pith.science/pith/MNEXMR3QWXARMDC5AGNPSSYNDO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MNEXMR3QWXARMDC5AGNPSSYNDO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:MNEXMR3QWXARMDC5AGNPSSYNDO","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":"a2ff49745929594f76c3d88dab4b767c44a74267504e2a46f67c76351a879eeb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-14T09:10:44Z","title_canon_sha256":"34c55148cf88f7ddbd6c2f8af0e316efe5ba0fd72e30a557367bf9b544ddd335"},"schema_version":"1.0","source":{"id":"2507.10083","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.10083","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"arxiv_version","alias_value":"2507.10083v1","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.10083","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"pith_short_12","alias_value":"MNEXMR3QWXAR","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"pith_short_16","alias_value":"MNEXMR3QWXARMDC5","created_at":"2026-07-05T11:41:44Z"},{"alias_kind":"pith_short_8","alias_value":"MNEXMR3Q","created_at":"2026-07-05T11:41:44Z"}],"graph_snapshots":[{"event_id":"sha256:49d08a7af070885b3c8fe1b4fbcf5ed9ecc5fd5c709007eaf03ce7720698eb20","target":"graph","created_at":"2026-07-05T11:41:44Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2507.10083/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The role of magnetic fields in the formation of dense filamentary structures in molecular clouds is critical for understanding the star formation process. The Snake filament in or close to the Pipe Nebula s neighboring, a prominent example of such structures, offers an ideal environment to study the interplay between magnetic fields and gas dynamics in the early stages of star formation. This study aims to investigate how magnetic fields influence the structure and dynamics of the Snake filament, using both polarization data and molecular line observations. Our goal is to understand the role o","authors_text":"Elena Redaelli, Farideh S. Tabatabaei, Gabriel A. P. Franco, Marta Obolentseva, Paola Caselli","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-14T09:10:44Z","title":"The Snake Filament: A study of polarization and kinematics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.10083","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":"sha256:6ca9e03f068d5c6cdc7d61cb5285aab51e031afdf6a10bda327808d2feea20fe","target":"record","created_at":"2026-07-05T11:41:44Z","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":"a2ff49745929594f76c3d88dab4b767c44a74267504e2a46f67c76351a879eeb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-14T09:10:44Z","title_canon_sha256":"34c55148cf88f7ddbd6c2f8af0e316efe5ba0fd72e30a557367bf9b544ddd335"},"schema_version":"1.0","source":{"id":"2507.10083","kind":"arxiv","version":1}},"canonical_sha256":"6349764770b5c1160c5d019af94b0d1bb26effe9905c3145b05df6c5df2a7866","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6349764770b5c1160c5d019af94b0d1bb26effe9905c3145b05df6c5df2a7866","first_computed_at":"2026-07-05T11:41:44.713997Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:41:44.713997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SJ0h1Eg7nW+1iirEgEy0Y3fJ/TwR6WfY18awYQGcomg8xf69l8COkDkT8o/V56vWQ4FBFNMYRiyOYPOo3jPVAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:41:44.714452Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.10083","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ca9e03f068d5c6cdc7d61cb5285aab51e031afdf6a10bda327808d2feea20fe","sha256:49d08a7af070885b3c8fe1b4fbcf5ed9ecc5fd5c709007eaf03ce7720698eb20"],"state_sha256":"7b686d69c582863e4d9d9168a24ca5d26c9aa070348313cc7a8d3f149fef2e17"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HhQbKdeQoUaiLgxq9oxABWtARO2Rdre9+0k0Iogvd5arO8YLIXVWAgqXQirwl1bde5l5Sn/zIOQAy09LRTU8Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T14:04:27.742800Z","bundle_sha256":"f4f89365e4756084707afb9d672e49b65ed0bf887fc11c296b418ca8845bbe27"}}