{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:6X5BAPODO5Q722K5YX4EQOSPTV","short_pith_number":"pith:6X5BAPOD","canonical_record":{"source":{"id":"1901.04309","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2019-01-14T13:39:08Z","cross_cats_sorted":["math.CV"],"title_canon_sha256":"ea180aad0b15abe59221820d845bbc264cb9643cf3bb84c3c97e60fe576411d9","abstract_canon_sha256":"bb73f0e8d6b9c96a7cf725ca8d5f6682942ff8574d983be928856d5e04faf893"},"schema_version":"1.0"},"canonical_sha256":"f5fa103dc37761fd695dc5f8483a4f9d4ad675ccb7458b16cf5fc98ef1756db7","source":{"kind":"arxiv","id":"1901.04309","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04309","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04309v3","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04309","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"pith_short_12","alias_value":"6X5BAPODO5Q7","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"pith_short_16","alias_value":"6X5BAPODO5Q722K5","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"pith_short_8","alias_value":"6X5BAPOD","created_at":"2026-07-05T01:20:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:6X5BAPODO5Q722K5YX4EQOSPTV","target":"record","payload":{"canonical_record":{"source":{"id":"1901.04309","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2019-01-14T13:39:08Z","cross_cats_sorted":["math.CV"],"title_canon_sha256":"ea180aad0b15abe59221820d845bbc264cb9643cf3bb84c3c97e60fe576411d9","abstract_canon_sha256":"bb73f0e8d6b9c96a7cf725ca8d5f6682942ff8574d983be928856d5e04faf893"},"schema_version":"1.0"},"canonical_sha256":"f5fa103dc37761fd695dc5f8483a4f9d4ad675ccb7458b16cf5fc98ef1756db7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:20:45.198939Z","signature_b64":"kr5/D9DYtgCNhfull0yI07vQ0hBHm4ULvg7+hQrBEm7iCTZ5s7vtXJnuwid6LTa1j1QCyLcc3c8mXfWFrB1bAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5fa103dc37761fd695dc5f8483a4f9d4ad675ccb7458b16cf5fc98ef1756db7","last_reissued_at":"2026-07-05T01:20:45.198539Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:20:45.198539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.04309","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:20:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LwBK3PhiUdBVhCf7wQp3ZidOs/GcSzoUAY0QtkUcXp6h+kb+y3d8HIISCF4CATum5Q8Hy9wgZP7kR02wlzQuBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T16:08:21.069312Z"},"content_sha256":"a7824fe7c5dcb6c7f0fc16f4f060f134fd8e1d4d73256fa56d0fd4d58fe0a922","schema_version":"1.0","event_id":"sha256:a7824fe7c5dcb6c7f0fc16f4f060f134fd8e1d4d73256fa56d0fd4d58fe0a922"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:6X5BAPODO5Q722K5YX4EQOSPTV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Remarks on Chern-Einstein Hermitian metrics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.CV"],"primary_cat":"math.DG","authors_text":"Cristiano Spotti, Daniele Angella, Simone Calamai","submitted_at":"2019-01-14T13:39:08Z","abstract_excerpt":"We study some basic properties and examples of Hermitian metrics on complex manifolds whose traces of the curvature of the Chern connection are proportional to the metric itself."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04309","kind":"arxiv","version":3},"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/1901.04309/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":"2026-07-05T01:20:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N90MHUjDe7MfUvjTbeVoIapbUsZfXSjMRO18R7WbYRJahmFORRNGq+IyUmpEgB5ORxqtttFMDgO/z3pW8F5bAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T16:08:21.069980Z"},"content_sha256":"5fc52e9bc4f91cd09993992c17a6955c9ddd6a6ea052fec1d9e2c13a17fdcede","schema_version":"1.0","event_id":"sha256:5fc52e9bc4f91cd09993992c17a6955c9ddd6a6ea052fec1d9e2c13a17fdcede"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6X5BAPODO5Q722K5YX4EQOSPTV/bundle.json","state_url":"https://pith.science/pith/6X5BAPODO5Q722K5YX4EQOSPTV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6X5BAPODO5Q722K5YX4EQOSPTV/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":"2026-08-06T16:08:21Z","links":{"resolver":"https://pith.science/pith/6X5BAPODO5Q722K5YX4EQOSPTV","bundle":"https://pith.science/pith/6X5BAPODO5Q722K5YX4EQOSPTV/bundle.json","state":"https://pith.science/pith/6X5BAPODO5Q722K5YX4EQOSPTV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6X5BAPODO5Q722K5YX4EQOSPTV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:6X5BAPODO5Q722K5YX4EQOSPTV","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":"bb73f0e8d6b9c96a7cf725ca8d5f6682942ff8574d983be928856d5e04faf893","cross_cats_sorted":["math.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2019-01-14T13:39:08Z","title_canon_sha256":"ea180aad0b15abe59221820d845bbc264cb9643cf3bb84c3c97e60fe576411d9"},"schema_version":"1.0","source":{"id":"1901.04309","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04309","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04309v3","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04309","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"pith_short_12","alias_value":"6X5BAPODO5Q7","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"pith_short_16","alias_value":"6X5BAPODO5Q722K5","created_at":"2026-07-05T01:20:45Z"},{"alias_kind":"pith_short_8","alias_value":"6X5BAPOD","created_at":"2026-07-05T01:20:45Z"}],"graph_snapshots":[{"event_id":"sha256:5fc52e9bc4f91cd09993992c17a6955c9ddd6a6ea052fec1d9e2c13a17fdcede","target":"graph","created_at":"2026-07-05T01:20:45Z","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/1901.04309/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study some basic properties and examples of Hermitian metrics on complex manifolds whose traces of the curvature of the Chern connection are proportional to the metric itself.","authors_text":"Cristiano Spotti, Daniele Angella, Simone Calamai","cross_cats":["math.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2019-01-14T13:39:08Z","title":"Remarks on Chern-Einstein Hermitian metrics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04309","kind":"arxiv","version":3},"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:a7824fe7c5dcb6c7f0fc16f4f060f134fd8e1d4d73256fa56d0fd4d58fe0a922","target":"record","created_at":"2026-07-05T01:20:45Z","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":"bb73f0e8d6b9c96a7cf725ca8d5f6682942ff8574d983be928856d5e04faf893","cross_cats_sorted":["math.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2019-01-14T13:39:08Z","title_canon_sha256":"ea180aad0b15abe59221820d845bbc264cb9643cf3bb84c3c97e60fe576411d9"},"schema_version":"1.0","source":{"id":"1901.04309","kind":"arxiv","version":3}},"canonical_sha256":"f5fa103dc37761fd695dc5f8483a4f9d4ad675ccb7458b16cf5fc98ef1756db7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f5fa103dc37761fd695dc5f8483a4f9d4ad675ccb7458b16cf5fc98ef1756db7","first_computed_at":"2026-07-05T01:20:45.198539Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:20:45.198539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kr5/D9DYtgCNhfull0yI07vQ0hBHm4ULvg7+hQrBEm7iCTZ5s7vtXJnuwid6LTa1j1QCyLcc3c8mXfWFrB1bAg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:20:45.198939Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.04309","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7824fe7c5dcb6c7f0fc16f4f060f134fd8e1d4d73256fa56d0fd4d58fe0a922","sha256:5fc52e9bc4f91cd09993992c17a6955c9ddd6a6ea052fec1d9e2c13a17fdcede"],"state_sha256":"22c25d396e55d77e3c503126e00c4fdfd928ba5399e0e61372eeb19a6f1f9f5d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UbugHOsakzdPcK7ExRo8UW1q+95NdREoyEubIK3Cq6i6imU6Gubwz+nNBHk1KdZ3Iyl8TN4FP/Sz2NGbcxIMAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T16:08:21.073980Z","bundle_sha256":"0b6436f65a38479025b9d6ecfebed299fb0ae9fb4bc5e8e6b6f042fc89654325"}}