{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:6UK6VXJFVM3BFJK3SSG5E3IH5H","short_pith_number":"pith:6UK6VXJF","canonical_record":{"source":{"id":"1509.06369","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-09-21T20:04:54Z","cross_cats_sorted":[],"title_canon_sha256":"a20d4336a4fd890645e05526a7c7eff0dc52c626718ee7632bdd69ec919072ce","abstract_canon_sha256":"1c89a63ae3d0546875a4429f73747d2620c3df9ef50f9ff0ecd6b19c4efa8026"},"schema_version":"1.0"},"canonical_sha256":"f515eadd25ab3612a55b948dd26d07e9eb8c6b655b77f653f69a424b91d6918c","source":{"kind":"arxiv","id":"1509.06369","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.06369","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"arxiv_version","alias_value":"1509.06369v1","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.06369","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"pith_short_12","alias_value":"6UK6VXJFVM3B","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6UK6VXJFVM3BFJK3","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6UK6VXJF","created_at":"2026-05-18T12:29:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:6UK6VXJFVM3BFJK3SSG5E3IH5H","target":"record","payload":{"canonical_record":{"source":{"id":"1509.06369","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-09-21T20:04:54Z","cross_cats_sorted":[],"title_canon_sha256":"a20d4336a4fd890645e05526a7c7eff0dc52c626718ee7632bdd69ec919072ce","abstract_canon_sha256":"1c89a63ae3d0546875a4429f73747d2620c3df9ef50f9ff0ecd6b19c4efa8026"},"schema_version":"1.0"},"canonical_sha256":"f515eadd25ab3612a55b948dd26d07e9eb8c6b655b77f653f69a424b91d6918c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:44.508515Z","signature_b64":"iMPULwZDmuMQUSF4jhZa/9iOKdrTzg9wbAdclFYhpMXnrGagH7XQjBeXTNnOoyQFrjwvQ9Tc9V4erJ7hpj+vBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f515eadd25ab3612a55b948dd26d07e9eb8c6b655b77f653f69a424b91d6918c","last_reissued_at":"2026-05-18T01:29:44.507926Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:44.507926Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1509.06369","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":"2026-05-18T01:29:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jQfrwUofGIRMRMjkkZBXeibEZq7wnY5Sf/aLDXoB8EBuox77iDxNVA8aO+lobCLrpI6YhA1SH/vFIqf2wS/6Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T14:08:40.669816Z"},"content_sha256":"96206f61924a1749add5853e11734eae9b2efffa6b6bb2881eabbc7cec273cb5","schema_version":"1.0","event_id":"sha256:96206f61924a1749add5853e11734eae9b2efffa6b6bb2881eabbc7cec273cb5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:6UK6VXJFVM3BFJK3SSG5E3IH5H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tidal debris morphology and the orbits of satellite galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"David Hendel, Kathryn V. Johnston","submitted_at":"2015-09-21T20:04:54Z","abstract_excerpt":"How do galaxies move relative to one another? While we can examine the motion of dark matter subhalos around their hosts in simulations of structure formation, determining the orbits of satellites around their parent galaxies from observations is impossible except for a small number of nearby cases. In this work we outline a novel approach to probing the orbital distributions of infalling satellite galaxies using the morphology of tidal debris structures. It has long been understood that the destruction of satellites on near-radial orbits tends to lead to the formation of shells of debris, whi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.06369","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":"2026-05-18T01:29:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YsiZlm25Opz3PjY8EyjuRPXMfARwf0WNv5Rvtbh1A9MaFxy6CkhPk4fZqeHzeOJlLWqZra3d8+vONUeimZzsBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T14:08:40.670295Z"},"content_sha256":"3a670d64bb6a089cf383e55c13ad7fa6f39fbe997e50436d2ef1ebee8315e826","schema_version":"1.0","event_id":"sha256:3a670d64bb6a089cf383e55c13ad7fa6f39fbe997e50436d2ef1ebee8315e826"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6UK6VXJFVM3BFJK3SSG5E3IH5H/bundle.json","state_url":"https://pith.science/pith/6UK6VXJFVM3BFJK3SSG5E3IH5H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6UK6VXJFVM3BFJK3SSG5E3IH5H/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":"2026-08-04T14:08:40Z","links":{"resolver":"https://pith.science/pith/6UK6VXJFVM3BFJK3SSG5E3IH5H","bundle":"https://pith.science/pith/6UK6VXJFVM3BFJK3SSG5E3IH5H/bundle.json","state":"https://pith.science/pith/6UK6VXJFVM3BFJK3SSG5E3IH5H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6UK6VXJFVM3BFJK3SSG5E3IH5H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:6UK6VXJFVM3BFJK3SSG5E3IH5H","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":"1c89a63ae3d0546875a4429f73747d2620c3df9ef50f9ff0ecd6b19c4efa8026","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-09-21T20:04:54Z","title_canon_sha256":"a20d4336a4fd890645e05526a7c7eff0dc52c626718ee7632bdd69ec919072ce"},"schema_version":"1.0","source":{"id":"1509.06369","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.06369","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"arxiv_version","alias_value":"1509.06369v1","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.06369","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"pith_short_12","alias_value":"6UK6VXJFVM3B","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6UK6VXJFVM3BFJK3","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6UK6VXJF","created_at":"2026-05-18T12:29:07Z"}],"graph_snapshots":[{"event_id":"sha256:3a670d64bb6a089cf383e55c13ad7fa6f39fbe997e50436d2ef1ebee8315e826","target":"graph","created_at":"2026-05-18T01:29:44Z","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"},"paper":{"abstract_excerpt":"How do galaxies move relative to one another? While we can examine the motion of dark matter subhalos around their hosts in simulations of structure formation, determining the orbits of satellites around their parent galaxies from observations is impossible except for a small number of nearby cases. In this work we outline a novel approach to probing the orbital distributions of infalling satellite galaxies using the morphology of tidal debris structures. It has long been understood that the destruction of satellites on near-radial orbits tends to lead to the formation of shells of debris, whi","authors_text":"David Hendel, Kathryn V. Johnston","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-09-21T20:04:54Z","title":"Tidal debris morphology and the orbits of satellite galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.06369","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":"sha256:96206f61924a1749add5853e11734eae9b2efffa6b6bb2881eabbc7cec273cb5","target":"record","created_at":"2026-05-18T01:29:44Z","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":"1c89a63ae3d0546875a4429f73747d2620c3df9ef50f9ff0ecd6b19c4efa8026","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-09-21T20:04:54Z","title_canon_sha256":"a20d4336a4fd890645e05526a7c7eff0dc52c626718ee7632bdd69ec919072ce"},"schema_version":"1.0","source":{"id":"1509.06369","kind":"arxiv","version":1}},"canonical_sha256":"f515eadd25ab3612a55b948dd26d07e9eb8c6b655b77f653f69a424b91d6918c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f515eadd25ab3612a55b948dd26d07e9eb8c6b655b77f653f69a424b91d6918c","first_computed_at":"2026-05-18T01:29:44.507926Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:29:44.507926Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iMPULwZDmuMQUSF4jhZa/9iOKdrTzg9wbAdclFYhpMXnrGagH7XQjBeXTNnOoyQFrjwvQ9Tc9V4erJ7hpj+vBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:29:44.508515Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.06369","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96206f61924a1749add5853e11734eae9b2efffa6b6bb2881eabbc7cec273cb5","sha256:3a670d64bb6a089cf383e55c13ad7fa6f39fbe997e50436d2ef1ebee8315e826"],"state_sha256":"85957f75f957af13a5d48a99bcd9f763526152dabc64281433b7e7aace37e9e9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Di8PXWYkrmN4uE/qIPiwFJbWMHQmx6HSQwmAFUjQmyEA6Js0ualEjfSw7MN/xrBkntHiWx21R3TvqbDlcJ2sAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T14:08:40.728697Z","bundle_sha256":"df6198c473d08c935a8e7a65a043969a1b7531a969a6bbd5936d375630e72f34"}}