Pith Number

pith:Y6A7A2T3

pith:2019:Y6A7A2T3HOLW5OO2NLNBXDROR7

not attested not anchored not stored refs pending

Geometric anomaly detection in data

Bernadette J Stolz, Heather A Harrington, Jared Tanner, Vidit Nanda

arxiv:1908.09397 v1 · 2019-08-25 · math.AT · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y6A7A2T3HOLW5OO2NLNBXDROR7}

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	2026-07-05T04:25:38.653308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c781f06a7b3b976eb9da6ada1b8e2e8fc29bfae56c340a7ef289fb11942ff80b

Aliases

arxiv: 1908.09397 · arxiv_version: 1908.09397v1 · doi: 10.48550/arxiv.1908.09397 · pith_short_12: Y6A7A2T3HOLW · pith_short_16: Y6A7A2T3HOLW5OO2 · pith_short_8: Y6A7A2T3

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/Y6A7A2T3HOLW5OO2NLNBXDROR7 \
  | 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: c781f06a7b3b976eb9da6ada1b8e2e8fc29bfae56c340a7ef289fb11942ff80b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f05100e8bc1b9e5d8f112899377300c1b5d5be2f7da7318d136c51a549cbea4",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2019-08-25T21:38:00Z",
    "title_canon_sha256": "826863aff6746d7b5864841bbd47dea4bec073fc0f86486df6cdbdc977fdd6c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09397",
    "kind": "arxiv",
    "version": 1
  }
}