{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:MW3CCVJT323V4C7ERW5IL4IMZA","short_pith_number":"pith:MW3CCVJT","canonical_record":{"source":{"id":"astro-ph/0604309","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-04-13T17:35:57Z","cross_cats_sorted":[],"title_canon_sha256":"9000dbe5b2dd9eadb1c8c58ecf069c9eaceed71e88b0cfe053d9bae2e878cf0f","abstract_canon_sha256":"58a3d5754b442a68aac1b2751b343a42ad02ec1ea0f3317f761869490003f7fa"},"schema_version":"1.0"},"canonical_sha256":"65b6215533deb75e0be48dba85f10cc81f8135519832b3bbb3896551af3340ba","source":{"kind":"arxiv","id":"astro-ph/0604309","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0604309","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0604309v1","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0604309","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"pith_short_12","alias_value":"MW3CCVJT323V","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"pith_short_16","alias_value":"MW3CCVJT323V4C7E","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"pith_short_8","alias_value":"MW3CCVJT","created_at":"2026-07-04T16:58:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:MW3CCVJT323V4C7ERW5IL4IMZA","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0604309","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-04-13T17:35:57Z","cross_cats_sorted":[],"title_canon_sha256":"9000dbe5b2dd9eadb1c8c58ecf069c9eaceed71e88b0cfe053d9bae2e878cf0f","abstract_canon_sha256":"58a3d5754b442a68aac1b2751b343a42ad02ec1ea0f3317f761869490003f7fa"},"schema_version":"1.0"},"canonical_sha256":"65b6215533deb75e0be48dba85f10cc81f8135519832b3bbb3896551af3340ba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:58:36.196725Z","signature_b64":"vHBnDA/IjyGrZuRoDb0zrJXtU+YLbvgUo4eVWMi4onLRyRgOZFcE6EnwYI1YoBxeXXheTMExddg1Lygkx24YCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65b6215533deb75e0be48dba85f10cc81f8135519832b3bbb3896551af3340ba","last_reissued_at":"2026-07-04T16:58:36.196333Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:58:36.196333Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0604309","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":"2026-07-04T16:58:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IwcXCyrv3OIpC7q7+xnWUzBFnzQSMlPRry5+c8MyIhyOkfh7txB4yYttTYvmU5s1lNeyUhPR9GqA5XHVXMGbCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T02:44:11.733925Z"},"content_sha256":"635b035e3a6de554beba3effe4170fc88cb2a4e5a694c46c9e94d1e64db53db2","schema_version":"1.0","event_id":"sha256:635b035e3a6de554beba3effe4170fc88cb2a4e5a694c46c9e94d1e64db53db2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:MW3CCVJT323V4C7ERW5IL4IMZA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamics of the NGC 4636 Globular Cluster System - An extremely dark matter dominated galaxy?","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"2), (2) Universidad de Concepc\\'ion, (3) ESO, B. Dirsch (2), Chile, Garching), M. Hilker (1), M. Kissler-Patig (3), S. S. Larsen (3), T. Richtler (2), U. Mebold (1) ((1) Universit\\\"at Bonn, Y. Schuberth (1","submitted_at":"2006-04-13T17:35:57Z","abstract_excerpt":"We present the first dynamical study of the globular cluster system of NGC 4636. This giant elliptical galaxy is claimed to be extremely dark matter dominated, according to X-ray observations. Using the VLT with FORS2/MXU, we obtained velocities for 174 globular clusters. The clusters have projected galactocentric distances in the range 4 to 70 kpc, the overwhelming majority lie within 30 kpc. We find some indication for a rotation of the red (metal-rich) clusters about the minor axis. Out to a radius of 30 kpc, we find a roughly constant projected velocity dispersion for the blue clusters of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0604309","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/astro-ph/0604309/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":"2026-07-04T16:58:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"agVY7dyztLx6WcHghUtbnBNvd+SwsZGoNIyvwkrS9AZNsMVeQ8G+u0BGXkpGJ543egl/fQqFIgW/vePcqCbgCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T02:44:11.734412Z"},"content_sha256":"e966ba5e7c9a2922c195b271b5038057a3fafeeb6f6ab8428d7728ad3a88903b","schema_version":"1.0","event_id":"sha256:e966ba5e7c9a2922c195b271b5038057a3fafeeb6f6ab8428d7728ad3a88903b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MW3CCVJT323V4C7ERW5IL4IMZA/bundle.json","state_url":"https://pith.science/pith/MW3CCVJT323V4C7ERW5IL4IMZA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MW3CCVJT323V4C7ERW5IL4IMZA/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":"2026-08-06T02:44:11Z","links":{"resolver":"https://pith.science/pith/MW3CCVJT323V4C7ERW5IL4IMZA","bundle":"https://pith.science/pith/MW3CCVJT323V4C7ERW5IL4IMZA/bundle.json","state":"https://pith.science/pith/MW3CCVJT323V4C7ERW5IL4IMZA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MW3CCVJT323V4C7ERW5IL4IMZA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:MW3CCVJT323V4C7ERW5IL4IMZA","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":"58a3d5754b442a68aac1b2751b343a42ad02ec1ea0f3317f761869490003f7fa","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-04-13T17:35:57Z","title_canon_sha256":"9000dbe5b2dd9eadb1c8c58ecf069c9eaceed71e88b0cfe053d9bae2e878cf0f"},"schema_version":"1.0","source":{"id":"astro-ph/0604309","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0604309","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0604309v1","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0604309","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"pith_short_12","alias_value":"MW3CCVJT323V","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"pith_short_16","alias_value":"MW3CCVJT323V4C7E","created_at":"2026-07-04T16:58:36Z"},{"alias_kind":"pith_short_8","alias_value":"MW3CCVJT","created_at":"2026-07-04T16:58:36Z"}],"graph_snapshots":[{"event_id":"sha256:e966ba5e7c9a2922c195b271b5038057a3fafeeb6f6ab8428d7728ad3a88903b","target":"graph","created_at":"2026-07-04T16:58:36Z","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/astro-ph/0604309/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the first dynamical study of the globular cluster system of NGC 4636. This giant elliptical galaxy is claimed to be extremely dark matter dominated, according to X-ray observations. Using the VLT with FORS2/MXU, we obtained velocities for 174 globular clusters. The clusters have projected galactocentric distances in the range 4 to 70 kpc, the overwhelming majority lie within 30 kpc. We find some indication for a rotation of the red (metal-rich) clusters about the minor axis. Out to a radius of 30 kpc, we find a roughly constant projected velocity dispersion for the blue clusters of ","authors_text":"2), (2) Universidad de Concepc\\'ion, (3) ESO, B. Dirsch (2), Chile, Garching), M. Hilker (1), M. Kissler-Patig (3), S. S. Larsen (3), T. Richtler (2), U. Mebold (1) ((1) Universit\\\"at Bonn, Y. Schuberth (1","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-04-13T17:35:57Z","title":"Dynamics of the NGC 4636 Globular Cluster System - An extremely dark matter dominated galaxy?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0604309","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":"sha256:635b035e3a6de554beba3effe4170fc88cb2a4e5a694c46c9e94d1e64db53db2","target":"record","created_at":"2026-07-04T16:58:36Z","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":"58a3d5754b442a68aac1b2751b343a42ad02ec1ea0f3317f761869490003f7fa","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-04-13T17:35:57Z","title_canon_sha256":"9000dbe5b2dd9eadb1c8c58ecf069c9eaceed71e88b0cfe053d9bae2e878cf0f"},"schema_version":"1.0","source":{"id":"astro-ph/0604309","kind":"arxiv","version":1}},"canonical_sha256":"65b6215533deb75e0be48dba85f10cc81f8135519832b3bbb3896551af3340ba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65b6215533deb75e0be48dba85f10cc81f8135519832b3bbb3896551af3340ba","first_computed_at":"2026-07-04T16:58:36.196333Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:58:36.196333Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vHBnDA/IjyGrZuRoDb0zrJXtU+YLbvgUo4eVWMi4onLRyRgOZFcE6EnwYI1YoBxeXXheTMExddg1Lygkx24YCw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:58:36.196725Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0604309","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:635b035e3a6de554beba3effe4170fc88cb2a4e5a694c46c9e94d1e64db53db2","sha256:e966ba5e7c9a2922c195b271b5038057a3fafeeb6f6ab8428d7728ad3a88903b"],"state_sha256":"dfce0a0fefba413d7d10f06b77efe3703b5fb84c7f31c550e9c20e7638c9fd00"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z+Mw6SjKzsflICRx13lQpdHm4i7hzlVyVR+MltEXDFZuKXx7daWsYV7rIPvNk9i/Wyt6nFG2m4FfgzQZLo8wCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T02:44:11.737578Z","bundle_sha256":"243eab1c319ea9baf446d0c5ca793de6b2b65af1e0771ae2016207a49d723f67"}}