Pith Number

pith:7KYJO72W

pith:2003:7KYJO72WO3X2WREOCMSCADEXMH

not attested not anchored not stored refs pending

A traffic lights approach to PD validation

Dirk Tasche

arxiv:cond-mat/0305038 v1 · 2003-05-02 · cond-mat · q-fin.RM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KYJO72WO3X2WREOCMSCADEXMH}

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	2026-05-18T04:15:59.821929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fab0977f5676efab448e1324200c9761fcfadd3afbb765645a9fc22c45469563

Aliases

arxiv: cond-mat/0305038 · arxiv_version: cond-mat/0305038v1 · doi: 10.48550/arxiv.cond-mat/0305038 · pith_short_12: 7KYJO72WO3X2 · pith_short_16: 7KYJO72WO3X2WREO · pith_short_8: 7KYJO72W

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/7KYJO72WO3X2WREOCMSCADEXMH \
  | 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: fab0977f5676efab448e1324200c9761fcfadd3afbb765645a9fc22c45469563

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5a1d2c0118d2745f01c9d79e31d204575a266211cfb313b7a45edc77fab5830",
    "cross_cats_sorted": [
      "q-fin.RM"
    ],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "2003-05-02T10:57:13Z",
    "title_canon_sha256": "ebfdb7ae63475cd901cadc99e2ac2da7708eb824bbe1bbbe15012ce08011efef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0305038",
    "kind": "arxiv",
    "version": 1
  }
}