Pith Number

pith:UZUDALQU

pith:2020:UZUDALQUT37BW4YHX7BY7PDMRW

not attested not anchored not stored refs pending

Cocycle Enhancements of Psyquandle Counting Invariants

Jose Ceniceros, Sam Nelson

arxiv:2009.14802 v1 · 2020-09-30 · math.GT · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UZUDALQUT37BW4YHX7BY7PDMRW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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	2026-07-05T01:39:22.834595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a668302e149efe1b7307bfc38fbc6c8dafe0b999d81b7da1065374502fdce913

Aliases

arxiv: 2009.14802 · arxiv_version: 2009.14802v1 · doi: 10.48550/arxiv.2009.14802 · pith_short_12: UZUDALQUT37B · pith_short_16: UZUDALQUT37BW4YH · pith_short_8: UZUDALQU

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/UZUDALQUT37BW4YHX7BY7PDMRW \
  | 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: a668302e149efe1b7307bfc38fbc6c8dafe0b999d81b7da1065374502fdce913

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff5251ae16ab47d4966bd5fb88c740bc500016c1caf23b033df348ac5bbf5e66",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2020-09-30T17:15:02Z",
    "title_canon_sha256": "b329b084892f0a3399cd225400320c6ec5f4ae65ba1bcc59c8df422b7362e6aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.14802",
    "kind": "arxiv",
    "version": 1
  }
}