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Following a suggestion by Pierre Deligne, I conjecture that the dimension of the space of ${\\mathbb Z}$-linearly independent MWVs of weight $w$ is the number $D_w$ generated by $1/(1-2x-x^2-x^3)=1+\\sum_{w>0}D_w x^"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1504.08007","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-04-29T20:15:32Z","cross_cats_sorted":["math.NT"],"title_canon_sha256":"689389b5b616a51e345cae69f2b0e084a24df3935e3d4b433a0ace9ce20caea8","abstract_canon_sha256":"f420d33f61b0276ee41dd19caf3c435ec7c117a14c3f573803098b02ff179e84"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:23.588424Z","signature_b64":"f+3G+Sih+aR0IjAGYuzdGoCzSuvGYIiSaRUvpqCh18mJkyAcdaZ+rP5/oB1cvWM/iPz4ug6+sb5gkQdGycAuCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5c17e8fb124903fab35d9aabdd064dddf6194e14b503eb866c3297b7008ec63","last_reissued_at":"2026-05-18T02:17:23.587739Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:23.587739Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Tests of conjectures on multiple Watson values","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.NT"],"primary_cat":"hep-th","authors_text":"David Broadhurst","submitted_at":"2015-04-29T20:15:32Z","abstract_excerpt":"I define multiple Watson values (MWVs) as iterated integrals, on the interval $x\\in[0,1]$, of the 6 differential forms $A=d\\log(x)$, $B=-d\\log(1-x)$, $T=-d\\log(1-z_1x)$, $U=-d\\log(1-z_2x)$, $V=-d\\log(1-z_3x)$ and $W=-d\\log(1-z_4x)$, where $z_1=\\gamma^2$, $z_2=\\gamma/(1+\\gamma)$, $z_3=\\gamma^2/(1-\\gamma)$ and $z_4=\\gamma=2\\sin(\\pi/14)$ solves the cubic $(1-\\gamma^2)(1-\\gamma)=\\gamma$. Following a suggestion by Pierre Deligne, I conjecture that the dimension of the space of ${\\mathbb Z}$-linearly independent MWVs of weight $w$ is the number $D_w$ generated by $1/(1-2x-x^2-x^3)=1+\\sum_{w>0}D_w x^"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.08007","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1504.08007","created_at":"2026-05-18T02:17:23.587849+00:00"},{"alias_kind":"arxiv_version","alias_value":"1504.08007v1","created_at":"2026-05-18T02:17:23.587849+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.08007","created_at":"2026-05-18T02:17:23.587849+00:00"},{"alias_kind":"pith_short_12","alias_value":"6XAX5D5RESID","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_16","alias_value":"6XAX5D5RESID7KZV","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_8","alias_value":"6XAX5D5R","created_at":"2026-05-18T12:29:07.941421+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X","json":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X.json","graph_json":"https://pith.science/api/pith-number/6XAX5D5RESID7KZV3GVL3UDE3X/graph.json","events_json":"https://pith.science/api/pith-number/6XAX5D5RESID7KZV3GVL3UDE3X/events.json","paper":"https://pith.science/paper/6XAX5D5R"},"agent_actions":{"view_html":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X","download_json":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X.json","view_paper":"https://pith.science/paper/6XAX5D5R","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1504.08007&json=true","fetch_graph":"https://pith.science/api/pith-number/6XAX5D5RESID7KZV3GVL3UDE3X/graph.json","fetch_events":"https://pith.science/api/pith-number/6XAX5D5RESID7KZV3GVL3UDE3X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X/action/storage_attestation","attest_author":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X/action/author_attestation","sign_citation":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X/action/citation_signature","submit_replication":"https://pith.science/pith/6XAX5D5RESID7KZV3GVL3UDE3X/action/replication_record"}},"created_at":"2026-05-18T02:17:23.587849+00:00","updated_at":"2026-05-18T02:17:23.587849+00:00"}