{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:CVJZN5O2JMJSYCU6M76NHCID4M","short_pith_number":"pith:CVJZN5O2","canonical_record":{"source":{"id":"2501.11657","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-01-20T18:39:11Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"38bfd5f733ce04114f16b9cd458c6699622bc073492ab0414c3ffb2445811476","abstract_canon_sha256":"0b51f9ab41f42c713014fde02322eae459eaede01c2b4020935858a6de570744"},"schema_version":"1.0"},"canonical_sha256":"155396f5da4b132c0a9e67fcd38903e30bea54c938f230b30aed0ca65e594dbb","source":{"kind":"arxiv","id":"2501.11657","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.11657","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"arxiv_version","alias_value":"2501.11657v1","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.11657","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"pith_short_12","alias_value":"CVJZN5O2JMJS","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"pith_short_16","alias_value":"CVJZN5O2JMJSYCU6","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"pith_short_8","alias_value":"CVJZN5O2","created_at":"2026-07-05T10:03:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:CVJZN5O2JMJSYCU6M76NHCID4M","target":"record","payload":{"canonical_record":{"source":{"id":"2501.11657","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-01-20T18:39:11Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"38bfd5f733ce04114f16b9cd458c6699622bc073492ab0414c3ffb2445811476","abstract_canon_sha256":"0b51f9ab41f42c713014fde02322eae459eaede01c2b4020935858a6de570744"},"schema_version":"1.0"},"canonical_sha256":"155396f5da4b132c0a9e67fcd38903e30bea54c938f230b30aed0ca65e594dbb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:03:12.007403Z","signature_b64":"AyyU1eFa+Pwlo0KQVMAYhHNuzIbStIFOmp/e4IW3b1hTqp4HANICMxrYDT6jut+U9zrT/LVgPZUY5draP93qDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"155396f5da4b132c0a9e67fcd38903e30bea54c938f230b30aed0ca65e594dbb","last_reissued_at":"2026-07-05T10:03:12.007006Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:03:12.007006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.11657","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":"2026-07-05T10:03:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jqOdmEiOnrqZPj8ZuoZw+miVCfKb+4fq+Oz1BHO0kxzdkzjDlo8/gNGANizmlUYB1gtB+wxesWBPSHcU3l7ODQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T08:55:11.039528Z"},"content_sha256":"30e7bb62f9ae4df4cb2fbc0a4d3b51bb099526812a75a327d5025549ac9e080e","schema_version":"1.0","event_id":"sha256:30e7bb62f9ae4df4cb2fbc0a4d3b51bb099526812a75a327d5025549ac9e080e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:CVJZN5O2JMJSYCU6M76NHCID4M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Classification of HI Galaxy Profiles Using Unsupervised Learning and Convolutional Neural Networks: A Comparative Analysis and Methodological Cases of Studies","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"astro-ph.GA","authors_text":"Amidou Sorgho, Gabriel Jaimes-Illanes, Javier Mold\\'on, Juli\\'an Garrido-S\\'anchez, Laura Darriba-Pol, Lourdes Verdes-Montenegro, Manuel Parra-Royon, Susana S\\'anchez-Exp\\'osito","submitted_at":"2025-01-20T18:39:11Z","abstract_excerpt":"Hydrogen, the most abundant element in the universe, is crucial for understanding galaxy formation and evolution. The 21 cm neutral atomic hydrogen - HI spectral line maps the gas kinematics within galaxies, providing key insights into interactions, galactic structure, and star formation processes. With new radio instruments, the volume and complexity of data is increasing. To analyze and classify integrated HI spectral profiles in a efficient way, this work presents a framework that integrates Machine Learning techniques, combining unsupervised methods and CNNs. To this end, we apply our fram"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.11657","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/2501.11657/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":"2026-07-05T10:03:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mMMqIcM/JdqkDnj3aBh+BL4rxS4+LRcggHZ+3F5x101VgAjvCbAds3rCcAPoL704A/KjowDCheZ8g4kcz7qIDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T08:55:11.042028Z"},"content_sha256":"318c100658a99a620e13a69153513bc5caa83d5646a799f6a91e5722e833bc72","schema_version":"1.0","event_id":"sha256:318c100658a99a620e13a69153513bc5caa83d5646a799f6a91e5722e833bc72"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CVJZN5O2JMJSYCU6M76NHCID4M/bundle.json","state_url":"https://pith.science/pith/CVJZN5O2JMJSYCU6M76NHCID4M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CVJZN5O2JMJSYCU6M76NHCID4M/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":"2026-08-18T08:55:11Z","links":{"resolver":"https://pith.science/pith/CVJZN5O2JMJSYCU6M76NHCID4M","bundle":"https://pith.science/pith/CVJZN5O2JMJSYCU6M76NHCID4M/bundle.json","state":"https://pith.science/pith/CVJZN5O2JMJSYCU6M76NHCID4M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CVJZN5O2JMJSYCU6M76NHCID4M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:CVJZN5O2JMJSYCU6M76NHCID4M","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":"0b51f9ab41f42c713014fde02322eae459eaede01c2b4020935858a6de570744","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-01-20T18:39:11Z","title_canon_sha256":"38bfd5f733ce04114f16b9cd458c6699622bc073492ab0414c3ffb2445811476"},"schema_version":"1.0","source":{"id":"2501.11657","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.11657","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"arxiv_version","alias_value":"2501.11657v1","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.11657","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"pith_short_12","alias_value":"CVJZN5O2JMJS","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"pith_short_16","alias_value":"CVJZN5O2JMJSYCU6","created_at":"2026-07-05T10:03:12Z"},{"alias_kind":"pith_short_8","alias_value":"CVJZN5O2","created_at":"2026-07-05T10:03:12Z"}],"graph_snapshots":[{"event_id":"sha256:318c100658a99a620e13a69153513bc5caa83d5646a799f6a91e5722e833bc72","target":"graph","created_at":"2026-07-05T10:03:12Z","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/2501.11657/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hydrogen, the most abundant element in the universe, is crucial for understanding galaxy formation and evolution. The 21 cm neutral atomic hydrogen - HI spectral line maps the gas kinematics within galaxies, providing key insights into interactions, galactic structure, and star formation processes. With new radio instruments, the volume and complexity of data is increasing. To analyze and classify integrated HI spectral profiles in a efficient way, this work presents a framework that integrates Machine Learning techniques, combining unsupervised methods and CNNs. To this end, we apply our fram","authors_text":"Amidou Sorgho, Gabriel Jaimes-Illanes, Javier Mold\\'on, Juli\\'an Garrido-S\\'anchez, Laura Darriba-Pol, Lourdes Verdes-Montenegro, Manuel Parra-Royon, Susana S\\'anchez-Exp\\'osito","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-01-20T18:39:11Z","title":"Classification of HI Galaxy Profiles Using Unsupervised Learning and Convolutional Neural Networks: A Comparative Analysis and Methodological Cases of Studies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.11657","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":"sha256:30e7bb62f9ae4df4cb2fbc0a4d3b51bb099526812a75a327d5025549ac9e080e","target":"record","created_at":"2026-07-05T10:03:12Z","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":"0b51f9ab41f42c713014fde02322eae459eaede01c2b4020935858a6de570744","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-01-20T18:39:11Z","title_canon_sha256":"38bfd5f733ce04114f16b9cd458c6699622bc073492ab0414c3ffb2445811476"},"schema_version":"1.0","source":{"id":"2501.11657","kind":"arxiv","version":1}},"canonical_sha256":"155396f5da4b132c0a9e67fcd38903e30bea54c938f230b30aed0ca65e594dbb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"155396f5da4b132c0a9e67fcd38903e30bea54c938f230b30aed0ca65e594dbb","first_computed_at":"2026-07-05T10:03:12.007006Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:03:12.007006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AyyU1eFa+Pwlo0KQVMAYhHNuzIbStIFOmp/e4IW3b1hTqp4HANICMxrYDT6jut+U9zrT/LVgPZUY5draP93qDw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:03:12.007403Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.11657","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30e7bb62f9ae4df4cb2fbc0a4d3b51bb099526812a75a327d5025549ac9e080e","sha256:318c100658a99a620e13a69153513bc5caa83d5646a799f6a91e5722e833bc72"],"state_sha256":"c097953a370bf3d4ef4050a197a0cfda081b267b2eff7aaff3cbc6674bea385e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ujsXzt7A38XsbAMuYF0knmL4oysEIBSL4JgbvGj5fNdt14+sZnWjjC184Fgv2HhoMLg6Nlx5gAQmc7QyXKkkBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T08:55:11.049734Z","bundle_sha256":"d9dbcb5c853add9f167478a507e2b3e8a5562f8f43861e234edf354cdc4a67a8"}}