{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:KEEK6RCEKP4EGCQVDYDU33WC64","short_pith_number":"pith:KEEK6RCE","canonical_record":{"source":{"id":"1308.6372","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2013-08-29T06:09:06Z","cross_cats_sorted":[],"title_canon_sha256":"8b54381ead5c76148704773288abbde6e97cb5355400d11d2465e5bace5410d5","abstract_canon_sha256":"78967fe1290c5c163db2c1dfbb6ca33ce349cab4aa5acbd6148b7dc881302a84"},"schema_version":"1.0"},"canonical_sha256":"5108af444453f8430a151e074deec2f701404d589e1fdfdf9d20d32ba242fc46","source":{"kind":"arxiv","id":"1308.6372","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.6372","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"arxiv_version","alias_value":"1308.6372v2","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.6372","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"pith_short_12","alias_value":"KEEK6RCEKP4E","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"KEEK6RCEKP4EGCQV","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"KEEK6RCE","created_at":"2026-05-18T12:27:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:KEEK6RCEKP4EGCQVDYDU33WC64","target":"record","payload":{"canonical_record":{"source":{"id":"1308.6372","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2013-08-29T06:09:06Z","cross_cats_sorted":[],"title_canon_sha256":"8b54381ead5c76148704773288abbde6e97cb5355400d11d2465e5bace5410d5","abstract_canon_sha256":"78967fe1290c5c163db2c1dfbb6ca33ce349cab4aa5acbd6148b7dc881302a84"},"schema_version":"1.0"},"canonical_sha256":"5108af444453f8430a151e074deec2f701404d589e1fdfdf9d20d32ba242fc46","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:30.078702Z","signature_b64":"/Ks5kdIoMHNpJUi3hvDAg2utpYz+qXtMWfrKLbwa30BMRl8yT6vX0Rc9SW54bSi+M5mQ4neD1lErylu001VtCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5108af444453f8430a151e074deec2f701404d589e1fdfdf9d20d32ba242fc46","last_reissued_at":"2026-05-18T01:37:30.077955Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:30.077955Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1308.6372","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":"2026-05-18T01:37:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1Aq8O1mEMHafFMyNd4Mu2K7f7QBe5xejpBMaQUoDoV6sNKQaNRhDt4jx7HbFIKpWdS3hroqK+8Wx6IlsEsh6Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:03:21.197129Z"},"content_sha256":"7328872d4ebcf696aed7d329e440240aba23ec97331e43e9d02737b150574dd6","schema_version":"1.0","event_id":"sha256:7328872d4ebcf696aed7d329e440240aba23ec97331e43e9d02737b150574dd6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:KEEK6RCEKP4EGCQVDYDU33WC64","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Smoothly slice boundary links whose derivative links have nonvanishing Milnor invariants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.GT","authors_text":"Hye Jin Jang, Mark Powell, Min Hoon Kim","submitted_at":"2013-08-29T06:09:06Z","abstract_excerpt":"We give an example of a 3-component smoothly slice boundary link, each of whose components has a genus one Seifert surface, such that any metaboliser of the boundary link Seifert form is represented by 3 curves on the Seifert surfaces that form a link with nonvanishing Milnor triple linking number. We also give a generalisation to m-component links and higher Milnor invariants. We prove that our examples are ribbon and that all ribbon links are boundary slice."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.6372","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":"2026-05-18T01:37:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bsIt3v0//eqE8+VLPn6xgJ0XQEkQ+FBJ5mqy76t6j0pSog0L2XdWWk7CvCXul04UPwOAY7BUcQuojzqedLR4Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:03:21.197785Z"},"content_sha256":"0ff4a33e4203963f46fa6f7ad1ac745b09bbba95e07b1c1dd38088d4a751db14","schema_version":"1.0","event_id":"sha256:0ff4a33e4203963f46fa6f7ad1ac745b09bbba95e07b1c1dd38088d4a751db14"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KEEK6RCEKP4EGCQVDYDU33WC64/bundle.json","state_url":"https://pith.science/pith/KEEK6RCEKP4EGCQVDYDU33WC64/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KEEK6RCEKP4EGCQVDYDU33WC64/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":"2026-05-26T11:03:21Z","links":{"resolver":"https://pith.science/pith/KEEK6RCEKP4EGCQVDYDU33WC64","bundle":"https://pith.science/pith/KEEK6RCEKP4EGCQVDYDU33WC64/bundle.json","state":"https://pith.science/pith/KEEK6RCEKP4EGCQVDYDU33WC64/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KEEK6RCEKP4EGCQVDYDU33WC64/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:KEEK6RCEKP4EGCQVDYDU33WC64","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":"78967fe1290c5c163db2c1dfbb6ca33ce349cab4aa5acbd6148b7dc881302a84","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2013-08-29T06:09:06Z","title_canon_sha256":"8b54381ead5c76148704773288abbde6e97cb5355400d11d2465e5bace5410d5"},"schema_version":"1.0","source":{"id":"1308.6372","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.6372","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"arxiv_version","alias_value":"1308.6372v2","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.6372","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"pith_short_12","alias_value":"KEEK6RCEKP4E","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"KEEK6RCEKP4EGCQV","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"KEEK6RCE","created_at":"2026-05-18T12:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:0ff4a33e4203963f46fa6f7ad1ac745b09bbba95e07b1c1dd38088d4a751db14","target":"graph","created_at":"2026-05-18T01:37:30Z","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 give an example of a 3-component smoothly slice boundary link, each of whose components has a genus one Seifert surface, such that any metaboliser of the boundary link Seifert form is represented by 3 curves on the Seifert surfaces that form a link with nonvanishing Milnor triple linking number. We also give a generalisation to m-component links and higher Milnor invariants. We prove that our examples are ribbon and that all ribbon links are boundary slice.","authors_text":"Hye Jin Jang, Mark Powell, Min Hoon Kim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2013-08-29T06:09:06Z","title":"Smoothly slice boundary links whose derivative links have nonvanishing Milnor invariants"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.6372","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":"sha256:7328872d4ebcf696aed7d329e440240aba23ec97331e43e9d02737b150574dd6","target":"record","created_at":"2026-05-18T01:37:30Z","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":"78967fe1290c5c163db2c1dfbb6ca33ce349cab4aa5acbd6148b7dc881302a84","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2013-08-29T06:09:06Z","title_canon_sha256":"8b54381ead5c76148704773288abbde6e97cb5355400d11d2465e5bace5410d5"},"schema_version":"1.0","source":{"id":"1308.6372","kind":"arxiv","version":2}},"canonical_sha256":"5108af444453f8430a151e074deec2f701404d589e1fdfdf9d20d32ba242fc46","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5108af444453f8430a151e074deec2f701404d589e1fdfdf9d20d32ba242fc46","first_computed_at":"2026-05-18T01:37:30.077955Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:30.077955Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/Ks5kdIoMHNpJUi3hvDAg2utpYz+qXtMWfrKLbwa30BMRl8yT6vX0Rc9SW54bSi+M5mQ4neD1lErylu001VtCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:30.078702Z","signed_message":"canonical_sha256_bytes"},"source_id":"1308.6372","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7328872d4ebcf696aed7d329e440240aba23ec97331e43e9d02737b150574dd6","sha256:0ff4a33e4203963f46fa6f7ad1ac745b09bbba95e07b1c1dd38088d4a751db14"],"state_sha256":"0c04db3b4042fcc70e75b81f65388769570bd4b7aefff8c91358c80ae4488088"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/x9xs96Fh1ULcV/Lo3YaSwMWpXb7sy62MzCxAEIxBYVDP3AkTmq32kveHBMkyDAVDj7JVxZMoOEJ0yl63kVeDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T11:03:21.201176Z","bundle_sha256":"38bd6f23bd26832dea3483d0af031646c6022b95532987fff39b858b40a6d6ef"}}