Pith Number

pith:6NW6UXLS

pith:2009:6NW6UXLSUSU2P7R2IGKMCRRRET

not attested not anchored not stored refs pending

Canonical bases for the quantum extended Kac-Moody algebras and Hall polynomials

Guanglian Zhang

arxiv:0901.1720 v4 · 2009-01-13 · math.RT · math.AG

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:30:41.413514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f36dea5d72a4a9a7fe3a4194c1463124e24299288097f406d090ba8d92e6293e

Aliases

arxiv: 0901.1720 · arxiv_version: 0901.1720v4 · doi: 10.48550/arxiv.0901.1720 · pith_short_12: 6NW6UXLSUSU2 · pith_short_16: 6NW6UXLSUSU2P7R2 · pith_short_8: 6NW6UXLS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6NW6UXLSUSU2P7R2IGKMCRRRET \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f36dea5d72a4a9a7fe3a4194c1463124e24299288097f406d090ba8d92e6293e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f775e1f882dbd57424a5b750234eec33168e84e89c118644fc1723e076561317",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2009-01-13T08:03:54Z",
    "title_canon_sha256": "0be5e3b9c6c133f006647836835f0a4fa0e63fad29d3dea2fb2eec50caa4c463"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.1720",
    "kind": "arxiv",
    "version": 4
  }
}