{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:N7Z5NQHSL2HB7POLIKDAB5UJ6C","short_pith_number":"pith:N7Z5NQHS","canonical_record":{"source":{"id":"1609.01719","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-06T20:00:02Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b05a3a71d1c43b5e232dbd71f716e44c24e487cd5bed737c27b4c0bd5e51f04c","abstract_canon_sha256":"78d2f60996f4d8363fe877fc9215c4d8775d640370f4ddc53beced9224a50df5"},"schema_version":"1.0"},"canonical_sha256":"6ff3d6c0f25e8e1fbdcb428600f689f0925a5b09ecdfa92908f1c8676b74d8fe","source":{"kind":"arxiv","id":"1609.01719","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.01719","created_at":"2026-05-18T00:52:14Z"},{"alias_kind":"arxiv_version","alias_value":"1609.01719v2","created_at":"2026-05-18T00:52:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.01719","created_at":"2026-05-18T00:52:14Z"},{"alias_kind":"pith_short_12","alias_value":"N7Z5NQHSL2HB","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"N7Z5NQHSL2HB7POL","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"N7Z5NQHS","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:N7Z5NQHSL2HB7POLIKDAB5UJ6C","target":"record","payload":{"canonical_record":{"source":{"id":"1609.01719","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-06T20:00:02Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b05a3a71d1c43b5e232dbd71f716e44c24e487cd5bed737c27b4c0bd5e51f04c","abstract_canon_sha256":"78d2f60996f4d8363fe877fc9215c4d8775d640370f4ddc53beced9224a50df5"},"schema_version":"1.0"},"canonical_sha256":"6ff3d6c0f25e8e1fbdcb428600f689f0925a5b09ecdfa92908f1c8676b74d8fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:52:14.870974Z","signature_b64":"mjiTT/JMHWi1Yo/9Jz7cQpe2lqhrqyU+5lrXsIyySOhQPN+Afo9lN8NB1S62DlOcxqSckQ+E1YNXbJzGe+YZAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ff3d6c0f25e8e1fbdcb428600f689f0925a5b09ecdfa92908f1c8676b74d8fe","last_reissued_at":"2026-05-18T00:52:14.869905Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:52:14.869905Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.01719","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:52:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E2R1yUJGF45KOVIfyn0ACogbt9DpsjWfwJsj7OPkFZU+oUYyp4/VRrVH7rgQT5arKPYkYQmUFpIo7GF3QFT1CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:34:32.071827Z"},"content_sha256":"4b51f790ea724992e90da0f16c0956bfedff08ae8dd763c79c9a6c0d50a3f361","schema_version":"1.0","event_id":"sha256:4b51f790ea724992e90da0f16c0956bfedff08ae8dd763c79c9a6c0d50a3f361"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:N7Z5NQHSL2HB7POLIKDAB5UJ6C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Zooming on the internal structure of $z\\simeq6$ galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Ferrara, A. Pallottini, L. Vallini, R. Maiolino, S. Gallerani, S. Salvadori","submitted_at":"2016-09-06T20:00:02Z","abstract_excerpt":"We present zoom-in, AMR, high-resolution ($\\simeq 30$ pc) simulations of high-redshift ($z \\simeq 6$) galaxies with the aim of characterizing their internal properties and interstellar medium. Among other features, we adopt a star formation model based on a physically-sound molecular hydrogen prescription, and introduce a novel scheme for supernova feedback, stellar winds and dust-mediated radiation pressure. In the zoom-in simulation the target halo hosts \"Dahlia\", a galaxy with a stellar mass $M_*=1.6\\times 10^{10}$M$_\\odot$, representative of a typical $z\\sim 6$ Lyman Break Galaxy. Dahlia h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.01719","kind":"arxiv","version":2},"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":"2026-05-18T00:52:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8e1ZKMoIlBT1Cc1aV0lU4eeBoCjZAH/4ys/lxSXrElma24Q6UF7oggHm3kkPxrmM4nEq0vzQgIEO5duArkE1CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:34:32.072376Z"},"content_sha256":"e889589f7c551469fdc90ac08c83f47d7b62c32c9a16652c6448caafff2f95f4","schema_version":"1.0","event_id":"sha256:e889589f7c551469fdc90ac08c83f47d7b62c32c9a16652c6448caafff2f95f4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N7Z5NQHSL2HB7POLIKDAB5UJ6C/bundle.json","state_url":"https://pith.science/pith/N7Z5NQHSL2HB7POLIKDAB5UJ6C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N7Z5NQHSL2HB7POLIKDAB5UJ6C/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":"2026-05-25T23:34:32Z","links":{"resolver":"https://pith.science/pith/N7Z5NQHSL2HB7POLIKDAB5UJ6C","bundle":"https://pith.science/pith/N7Z5NQHSL2HB7POLIKDAB5UJ6C/bundle.json","state":"https://pith.science/pith/N7Z5NQHSL2HB7POLIKDAB5UJ6C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N7Z5NQHSL2HB7POLIKDAB5UJ6C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:N7Z5NQHSL2HB7POLIKDAB5UJ6C","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":"78d2f60996f4d8363fe877fc9215c4d8775d640370f4ddc53beced9224a50df5","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-06T20:00:02Z","title_canon_sha256":"b05a3a71d1c43b5e232dbd71f716e44c24e487cd5bed737c27b4c0bd5e51f04c"},"schema_version":"1.0","source":{"id":"1609.01719","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.01719","created_at":"2026-05-18T00:52:14Z"},{"alias_kind":"arxiv_version","alias_value":"1609.01719v2","created_at":"2026-05-18T00:52:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.01719","created_at":"2026-05-18T00:52:14Z"},{"alias_kind":"pith_short_12","alias_value":"N7Z5NQHSL2HB","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"N7Z5NQHSL2HB7POL","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"N7Z5NQHS","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:e889589f7c551469fdc90ac08c83f47d7b62c32c9a16652c6448caafff2f95f4","target":"graph","created_at":"2026-05-18T00:52:14Z","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 present zoom-in, AMR, high-resolution ($\\simeq 30$ pc) simulations of high-redshift ($z \\simeq 6$) galaxies with the aim of characterizing their internal properties and interstellar medium. Among other features, we adopt a star formation model based on a physically-sound molecular hydrogen prescription, and introduce a novel scheme for supernova feedback, stellar winds and dust-mediated radiation pressure. In the zoom-in simulation the target halo hosts \"Dahlia\", a galaxy with a stellar mass $M_*=1.6\\times 10^{10}$M$_\\odot$, representative of a typical $z\\sim 6$ Lyman Break Galaxy. Dahlia h","authors_text":"A. Ferrara, A. Pallottini, L. Vallini, R. Maiolino, S. Gallerani, S. Salvadori","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-06T20:00:02Z","title":"Zooming on the internal structure of $z\\simeq6$ galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.01719","kind":"arxiv","version":2},"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":"sha256:4b51f790ea724992e90da0f16c0956bfedff08ae8dd763c79c9a6c0d50a3f361","target":"record","created_at":"2026-05-18T00:52:14Z","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":"78d2f60996f4d8363fe877fc9215c4d8775d640370f4ddc53beced9224a50df5","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-06T20:00:02Z","title_canon_sha256":"b05a3a71d1c43b5e232dbd71f716e44c24e487cd5bed737c27b4c0bd5e51f04c"},"schema_version":"1.0","source":{"id":"1609.01719","kind":"arxiv","version":2}},"canonical_sha256":"6ff3d6c0f25e8e1fbdcb428600f689f0925a5b09ecdfa92908f1c8676b74d8fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6ff3d6c0f25e8e1fbdcb428600f689f0925a5b09ecdfa92908f1c8676b74d8fe","first_computed_at":"2026-05-18T00:52:14.869905Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:14.869905Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mjiTT/JMHWi1Yo/9Jz7cQpe2lqhrqyU+5lrXsIyySOhQPN+Afo9lN8NB1S62DlOcxqSckQ+E1YNXbJzGe+YZAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:14.870974Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.01719","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b51f790ea724992e90da0f16c0956bfedff08ae8dd763c79c9a6c0d50a3f361","sha256:e889589f7c551469fdc90ac08c83f47d7b62c32c9a16652c6448caafff2f95f4"],"state_sha256":"b5483690557d5119d47b694b59faaac4b565f0cc7e95e935e8f9ce75508ef284"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3Xh/kCfiYNij/eV3Ku9UjQpMwLE9/yP9+R+mywWXAOYA4ndzSPE2W7A741i+aHsY7UDWF0t0d3ddJUGi9XcVCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:34:32.075615Z","bundle_sha256":"b178e56f163c64114aedd1c8aee1cfa090c12a933d7d26e11ee48f6615808914"}}