{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:RVM5DSMEWGWNEMF4LF5W5AOGVB","short_pith_number":"pith:RVM5DSME","canonical_record":{"source":{"id":"1702.05268","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-02-17T09:24:26Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"0ea6099ad7fb814234b9f54aca14a65b10ebe993bd6adb61c87d322b6f03cc8c","abstract_canon_sha256":"f4c68b9974d2f178ab7e49b15865b9edd12663d3e8ece6af3e8291570a7f6184"},"schema_version":"1.0"},"canonical_sha256":"8d59d1c984b1acd230bc597b6e81c6a86f255cdc8966d81df014710d87482ee6","source":{"kind":"arxiv","id":"1702.05268","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.05268","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"arxiv_version","alias_value":"1702.05268v1","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.05268","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"pith_short_12","alias_value":"RVM5DSMEWGWN","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"RVM5DSMEWGWNEMF4","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"RVM5DSME","created_at":"2026-05-18T12:31:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:RVM5DSMEWGWNEMF4LF5W5AOGVB","target":"record","payload":{"canonical_record":{"source":{"id":"1702.05268","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-02-17T09:24:26Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"0ea6099ad7fb814234b9f54aca14a65b10ebe993bd6adb61c87d322b6f03cc8c","abstract_canon_sha256":"f4c68b9974d2f178ab7e49b15865b9edd12663d3e8ece6af3e8291570a7f6184"},"schema_version":"1.0"},"canonical_sha256":"8d59d1c984b1acd230bc597b6e81c6a86f255cdc8966d81df014710d87482ee6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:43:54.483190Z","signature_b64":"LX0Kg2yRxLjl3KTfEILu5ktFFc6kRZToauro1Y5JDudAcTDLzI5bMVeDCosQKfKCZLF8l0VC57Mk0FPIdfinCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8d59d1c984b1acd230bc597b6e81c6a86f255cdc8966d81df014710d87482ee6","last_reissued_at":"2026-05-18T00:43:54.482661Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:43:54.482661Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.05268","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":"2026-05-18T00:43:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3r+8fwcZ50/Tzrixj+GZ9B/ikoSCmOPavN3C1BlFwpyp8yWJnobiItbzKz5Qkd/Q/hdvaxQY7RrEVMGsD15oAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T08:15:47.545485Z"},"content_sha256":"2d67c4721ed5ae322a9564c7b753e4319527e6d614371bd453fa18d8d0e337dc","schema_version":"1.0","event_id":"sha256:2d67c4721ed5ae322a9564c7b753e4319527e6d614371bd453fa18d8d0e337dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:RVM5DSMEWGWNEMF4LF5W5AOGVB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Abell 315: reconciling cluster mass estimates from kinematics, X-ray, and lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"1) ((1) INAF-Trieste, 2), (2) Excellence Cluster Universe, (3) LMU, (4) Bonn University, (5) MPE, (6) ESO, (7) Trieste University), A. Biviano (1), B. Sartoris (7, G. Erfanianfar (5, J. P. Dietrich (3, M. Romaniello (6, Munich, P. Popesso (2), Y.-Y. Zhang (4)","submitted_at":"2017-02-17T09:24:26Z","abstract_excerpt":"Determination of cluster masses is a fundamental tool for cosmology. Comparing mass estimates obtained by different probes allows to understand possible systematic uncertainties. The cluster Abell 315 is an interesting test case, since it has been claimed to be underluminous in X-ray for its mass (determined via kinematics and weak lensing). We have undertaken new spectroscopic observations with the aim of improving the cluster mass estimate, using the distribution of galaxies in projected phase space. We identified cluster members in our new spectroscopic sample. We estimated the cluster mass"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.05268","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":"2026-05-18T00:43:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yZFoCF8bzbObz+p/R2LnHdkYURlZgLqvMHY46BGfpoqdwVmuGZBhOCWBQqL/mg07iNm5ILwjbjFbkmRp8nRQCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T08:15:47.546107Z"},"content_sha256":"e40e76c3021288b77b111d146f2013a167d72e8f655c8d714e4ab517e3d9bb5f","schema_version":"1.0","event_id":"sha256:e40e76c3021288b77b111d146f2013a167d72e8f655c8d714e4ab517e3d9bb5f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RVM5DSMEWGWNEMF4LF5W5AOGVB/bundle.json","state_url":"https://pith.science/pith/RVM5DSMEWGWNEMF4LF5W5AOGVB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RVM5DSMEWGWNEMF4LF5W5AOGVB/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":"2026-06-01T08:15:47Z","links":{"resolver":"https://pith.science/pith/RVM5DSMEWGWNEMF4LF5W5AOGVB","bundle":"https://pith.science/pith/RVM5DSMEWGWNEMF4LF5W5AOGVB/bundle.json","state":"https://pith.science/pith/RVM5DSMEWGWNEMF4LF5W5AOGVB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RVM5DSMEWGWNEMF4LF5W5AOGVB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:RVM5DSMEWGWNEMF4LF5W5AOGVB","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":"f4c68b9974d2f178ab7e49b15865b9edd12663d3e8ece6af3e8291570a7f6184","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-02-17T09:24:26Z","title_canon_sha256":"0ea6099ad7fb814234b9f54aca14a65b10ebe993bd6adb61c87d322b6f03cc8c"},"schema_version":"1.0","source":{"id":"1702.05268","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.05268","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"arxiv_version","alias_value":"1702.05268v1","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.05268","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"pith_short_12","alias_value":"RVM5DSMEWGWN","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"RVM5DSMEWGWNEMF4","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"RVM5DSME","created_at":"2026-05-18T12:31:43Z"}],"graph_snapshots":[{"event_id":"sha256:e40e76c3021288b77b111d146f2013a167d72e8f655c8d714e4ab517e3d9bb5f","target":"graph","created_at":"2026-05-18T00:43:54Z","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":"Determination of cluster masses is a fundamental tool for cosmology. Comparing mass estimates obtained by different probes allows to understand possible systematic uncertainties. The cluster Abell 315 is an interesting test case, since it has been claimed to be underluminous in X-ray for its mass (determined via kinematics and weak lensing). We have undertaken new spectroscopic observations with the aim of improving the cluster mass estimate, using the distribution of galaxies in projected phase space. We identified cluster members in our new spectroscopic sample. We estimated the cluster mass","authors_text":"1) ((1) INAF-Trieste, 2), (2) Excellence Cluster Universe, (3) LMU, (4) Bonn University, (5) MPE, (6) ESO, (7) Trieste University), A. Biviano (1), B. Sartoris (7, G. Erfanianfar (5, J. P. Dietrich (3, M. Romaniello (6, Munich, P. Popesso (2), Y.-Y. Zhang (4)","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-02-17T09:24:26Z","title":"Abell 315: reconciling cluster mass estimates from kinematics, X-ray, and lensing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.05268","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":"sha256:2d67c4721ed5ae322a9564c7b753e4319527e6d614371bd453fa18d8d0e337dc","target":"record","created_at":"2026-05-18T00:43:54Z","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":"f4c68b9974d2f178ab7e49b15865b9edd12663d3e8ece6af3e8291570a7f6184","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-02-17T09:24:26Z","title_canon_sha256":"0ea6099ad7fb814234b9f54aca14a65b10ebe993bd6adb61c87d322b6f03cc8c"},"schema_version":"1.0","source":{"id":"1702.05268","kind":"arxiv","version":1}},"canonical_sha256":"8d59d1c984b1acd230bc597b6e81c6a86f255cdc8966d81df014710d87482ee6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d59d1c984b1acd230bc597b6e81c6a86f255cdc8966d81df014710d87482ee6","first_computed_at":"2026-05-18T00:43:54.482661Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:43:54.482661Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LX0Kg2yRxLjl3KTfEILu5ktFFc6kRZToauro1Y5JDudAcTDLzI5bMVeDCosQKfKCZLF8l0VC57Mk0FPIdfinCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:43:54.483190Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.05268","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d67c4721ed5ae322a9564c7b753e4319527e6d614371bd453fa18d8d0e337dc","sha256:e40e76c3021288b77b111d146f2013a167d72e8f655c8d714e4ab517e3d9bb5f"],"state_sha256":"77be8845f78a995667ea971f6adce3deec4e75288ff1903b9459d1340313e6c8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g5mjk5IPjdZ9mOdCkBqqEFpFFRdeBScXBh1PsBprHXG8P/4I63vraLXAFX53oC0dbKfxKtcCuwUtjQXUkKw0BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T08:15:47.549080Z","bundle_sha256":"56b61ca34ba5d35f08bae106faffc5dc3986a36407f4fb5cf588cdf8c9a63499"}}