{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:XTWUQEWJABYFU6ZUAECFET6RJK","short_pith_number":"pith:XTWUQEWJ","canonical_record":{"source":{"id":"1709.05004","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-09-14T22:57:49Z","cross_cats_sorted":[],"title_canon_sha256":"08d1b05a501e92a3d16349d11d27b91a7be9921308e64979462b970d8be6125e","abstract_canon_sha256":"7c7287a7ea77c1d3cc3f32aec0f0192e45c82c8b85730f88932d95f09bf7ec78"},"schema_version":"1.0"},"canonical_sha256":"bced4812c900705a7b340104524fd14a9960a82c0c4d3c28bbe3e89d57551eea","source":{"kind":"arxiv","id":"1709.05004","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.05004","created_at":"2026-05-18T00:35:06Z"},{"alias_kind":"arxiv_version","alias_value":"1709.05004v1","created_at":"2026-05-18T00:35:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.05004","created_at":"2026-05-18T00:35:06Z"},{"alias_kind":"pith_short_12","alias_value":"XTWUQEWJABYF","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"XTWUQEWJABYFU6ZU","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"XTWUQEWJ","created_at":"2026-05-18T12:31:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:XTWUQEWJABYFU6ZUAECFET6RJK","target":"record","payload":{"canonical_record":{"source":{"id":"1709.05004","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-09-14T22:57:49Z","cross_cats_sorted":[],"title_canon_sha256":"08d1b05a501e92a3d16349d11d27b91a7be9921308e64979462b970d8be6125e","abstract_canon_sha256":"7c7287a7ea77c1d3cc3f32aec0f0192e45c82c8b85730f88932d95f09bf7ec78"},"schema_version":"1.0"},"canonical_sha256":"bced4812c900705a7b340104524fd14a9960a82c0c4d3c28bbe3e89d57551eea","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:06.970782Z","signature_b64":"G6hTJcFZbu8WIMptwdbyXwPD5BqZgzua+X41CPgc7Rb4y2poqIL4EogFEkN7PYbyDNDKV0nO+dZGylQM68wSAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bced4812c900705a7b340104524fd14a9960a82c0c4d3c28bbe3e89d57551eea","last_reissued_at":"2026-05-18T00:35:06.970197Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:06.970197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.05004","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":"2026-05-18T00:35:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y/N624wQOfoTnC8+Tf9hVTLGQLRve8pdF9ijWzvV+DBdAl5GEi7jIVLhIhCcrXfHeiXeXwS6yGG/18u5OFkoAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T19:51:37.402742Z"},"content_sha256":"444c06c6ad0153ca59b651d72090a0da8e71fab4fba85e661691e92c04e0a815","schema_version":"1.0","event_id":"sha256:444c06c6ad0153ca59b651d72090a0da8e71fab4fba85e661691e92c04e0a815"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:XTWUQEWJABYFU6ZUAECFET6RJK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entanglement Constraints on States Locally Connected to the Greenberger-Horne-Zeilinger State","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"David A. Meyer, Grant W. Allen, Orest Bucicovschi","submitted_at":"2017-09-14T22:57:49Z","abstract_excerpt":"The multi-qubit GHZ state possesses tangles with elegant transformation properties under stochastic local operations and classical communication. Since almost all pure 3-qubit states are connected to the GHZ state via SLOCC, we derive a necessary and sufficient achievability inequality on arbitrary 3-qubit tangles, which is a strictly stronger constraint than both the monogamy inequality and the marginal eigenvalue inequality. We then show that entanglement shared with any single party in the n-qubit GHZ SLOCC equivalence class is precisely accounted for by the sum of its k-tangles, recently c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.05004","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":"2026-05-18T00:35:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O3kZUDXPzSLJIATSEksm/eeDkRmTEJEHw3h/UgMtuW40TVWxbKWMCq0f9wfBWETiInDMYvqKwzKuCAb7bYIxCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T19:51:37.403093Z"},"content_sha256":"c18dff944d6b0c155185fd5d1e56672e3bc6bf395458e3cde6e546a5f8dbd704","schema_version":"1.0","event_id":"sha256:c18dff944d6b0c155185fd5d1e56672e3bc6bf395458e3cde6e546a5f8dbd704"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XTWUQEWJABYFU6ZUAECFET6RJK/bundle.json","state_url":"https://pith.science/pith/XTWUQEWJABYFU6ZUAECFET6RJK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XTWUQEWJABYFU6ZUAECFET6RJK/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":"2026-06-02T19:51:37Z","links":{"resolver":"https://pith.science/pith/XTWUQEWJABYFU6ZUAECFET6RJK","bundle":"https://pith.science/pith/XTWUQEWJABYFU6ZUAECFET6RJK/bundle.json","state":"https://pith.science/pith/XTWUQEWJABYFU6ZUAECFET6RJK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XTWUQEWJABYFU6ZUAECFET6RJK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:XTWUQEWJABYFU6ZUAECFET6RJK","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":"7c7287a7ea77c1d3cc3f32aec0f0192e45c82c8b85730f88932d95f09bf7ec78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-09-14T22:57:49Z","title_canon_sha256":"08d1b05a501e92a3d16349d11d27b91a7be9921308e64979462b970d8be6125e"},"schema_version":"1.0","source":{"id":"1709.05004","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.05004","created_at":"2026-05-18T00:35:06Z"},{"alias_kind":"arxiv_version","alias_value":"1709.05004v1","created_at":"2026-05-18T00:35:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.05004","created_at":"2026-05-18T00:35:06Z"},{"alias_kind":"pith_short_12","alias_value":"XTWUQEWJABYF","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"XTWUQEWJABYFU6ZU","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"XTWUQEWJ","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:c18dff944d6b0c155185fd5d1e56672e3bc6bf395458e3cde6e546a5f8dbd704","target":"graph","created_at":"2026-05-18T00:35:06Z","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":"The multi-qubit GHZ state possesses tangles with elegant transformation properties under stochastic local operations and classical communication. Since almost all pure 3-qubit states are connected to the GHZ state via SLOCC, we derive a necessary and sufficient achievability inequality on arbitrary 3-qubit tangles, which is a strictly stronger constraint than both the monogamy inequality and the marginal eigenvalue inequality. We then show that entanglement shared with any single party in the n-qubit GHZ SLOCC equivalence class is precisely accounted for by the sum of its k-tangles, recently c","authors_text":"David A. Meyer, Grant W. Allen, Orest Bucicovschi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-09-14T22:57:49Z","title":"Entanglement Constraints on States Locally Connected to the Greenberger-Horne-Zeilinger State"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.05004","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":"sha256:444c06c6ad0153ca59b651d72090a0da8e71fab4fba85e661691e92c04e0a815","target":"record","created_at":"2026-05-18T00:35:06Z","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":"7c7287a7ea77c1d3cc3f32aec0f0192e45c82c8b85730f88932d95f09bf7ec78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-09-14T22:57:49Z","title_canon_sha256":"08d1b05a501e92a3d16349d11d27b91a7be9921308e64979462b970d8be6125e"},"schema_version":"1.0","source":{"id":"1709.05004","kind":"arxiv","version":1}},"canonical_sha256":"bced4812c900705a7b340104524fd14a9960a82c0c4d3c28bbe3e89d57551eea","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bced4812c900705a7b340104524fd14a9960a82c0c4d3c28bbe3e89d57551eea","first_computed_at":"2026-05-18T00:35:06.970197Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:06.970197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G6hTJcFZbu8WIMptwdbyXwPD5BqZgzua+X41CPgc7Rb4y2poqIL4EogFEkN7PYbyDNDKV0nO+dZGylQM68wSAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:06.970782Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.05004","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:444c06c6ad0153ca59b651d72090a0da8e71fab4fba85e661691e92c04e0a815","sha256:c18dff944d6b0c155185fd5d1e56672e3bc6bf395458e3cde6e546a5f8dbd704"],"state_sha256":"9545604e1f83c3ba7b4d811017d34fd17c63329664ce495ef4b44787256e8703"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MznS4R5SG2QCrLDHU0IE06BK3PdDE3L4mQTBUk1zKS6cugNUeqe0rOM2+GHJx7VTbPB+GHKN3N06/bui6/giDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T19:51:37.405117Z","bundle_sha256":"6ede9af61cfed0eca52a30d0f1e83611ecad55321727a7da09fabd8ec92dd81c"}}