Pith Number

pith:CXWYEQ6V

pith:2014:CXWYEQ6VVS2FKMIMNAMA4Z3ERZ

not attested not anchored not stored refs pending

Twisty itsy bitsy topological field theory

Daniel V. Mathews

arxiv:1401.6263 v1 · 2014-01-24 · math.SG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXWYEQ6VVS2FKMIMNAMA4Z3ERZ}

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	2026-05-18T00:19:04.852932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15ed8243d5acb455310c68180e67648e487ce9dc6a585554cf20970c2b33f688

Aliases

arxiv: 1401.6263 · arxiv_version: 1401.6263v1 · doi: 10.48550/arxiv.1401.6263 · pith_short_12: CXWYEQ6VVS2F · pith_short_16: CXWYEQ6VVS2FKMIM · pith_short_8: CXWYEQ6V

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/CXWYEQ6VVS2FKMIMNAMA4Z3ERZ \
  | 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: 15ed8243d5acb455310c68180e67648e487ce9dc6a585554cf20970c2b33f688

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8094bfff48f00a94cf097b2604ad0945f0103e489ef06f7158035787154feb45",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-01-24T05:29:09Z",
    "title_canon_sha256": "c62db2c41bb451fc3fe99416373fa8edba6a408b3f8fd766e2798134cad6e812"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6263",
    "kind": "arxiv",
    "version": 1
  }
}