Pith Number

pith:ZPZ4C7FR

pith:2017:ZPZ4C7FRA6FJHKVSSAYWUSROHI

not attested not anchored not stored refs pending

PyCaMa: Python for cash management

Francisco Salas-Molina, Juan A. Rodr\'iguez-Aguilar, Pablo D\'iaz-Garc\'ia

arxiv:1702.05005 v2 · 2017-02-16 · q-fin.CP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPZ4C7FRA6FJHKVSSAYWUSROHI}

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	2026-05-18T00:50:30.669186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbf3c17cb1078a93aab290316a4a2e3a26bb3074b91a4a6f706d82ef90852a56

Aliases

arxiv: 1702.05005 · arxiv_version: 1702.05005v2 · doi: 10.48550/arxiv.1702.05005 · pith_short_12: ZPZ4C7FRA6FJ · pith_short_16: ZPZ4C7FRA6FJHKVS · pith_short_8: ZPZ4C7FR

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/ZPZ4C7FRA6FJHKVSSAYWUSROHI \
  | 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: cbf3c17cb1078a93aab290316a4a2e3a26bb3074b91a4a6f706d82ef90852a56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77aa4ca1502a491233b216dbce5d19cc4c0fc4bad91dae6838343bb5c47a294a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2017-02-16T15:08:20Z",
    "title_canon_sha256": "edbd8ba9e033b4f34934173c4c697c75847a6922b6b06dcba825c568a65d89c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05005",
    "kind": "arxiv",
    "version": 2
  }
}