Pith Number

pith:T65JOEQB

pith:2018:T65JOEQBWVUYXSY7KX4C2OCNLN

not attested not anchored not stored refs pending

Omnipersistent signatures

Aaron Wootton, James W. Anderson

arxiv:1810.01148 v1 · 2018-10-02 · 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{T65JOEQBWVUYXSY7KX4C2OCNLN}

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	2026-05-18T00:04:18.649019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fba971201b5698bcb1f55f82d384d5b559d1b6e4cc3b32bad8e95fa17193a4a

Aliases

arxiv: 1810.01148 · arxiv_version: 1810.01148v1 · doi: 10.48550/arxiv.1810.01148 · pith_short_12: T65JOEQBWVUY · pith_short_16: T65JOEQBWVUYXSY7 · pith_short_8: T65JOEQB

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/T65JOEQBWVUYXSY7KX4C2OCNLN \
  | 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: 9fba971201b5698bcb1f55f82d384d5b559d1b6e4cc3b32bad8e95fa17193a4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69d689b69be613145aac3d64da20c5d3b103a7b2ed05cc37fac22279bc5d459d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-10-02T10:00:31Z",
    "title_canon_sha256": "67cec850ae8d69a36122aa48b82e5096f54c751dd6e9da1c7287b7d4338c1b29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01148",
    "kind": "arxiv",
    "version": 1
  }
}