Pith Number

pith:QOEWRBLS

pith:2019:QOEWRBLSXDV3Z65QGVTOXFK4NH

not attested not anchored not stored refs pending

Mind the Mining

Alexander Spiegelman, Guy Goren

arxiv:1902.03899 v2 · 2019-02-11 · cs.CR · cs.DC · cs.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{QOEWRBLSXDV3Z65QGVTOXFK4NH}

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	2026-05-17T23:54:13.169282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8389688572b8ebbcfbb03566eb955c69c2dcc26b0efe847f85ad247c2a56af62

Aliases

arxiv: 1902.03899 · arxiv_version: 1902.03899v2 · doi: 10.48550/arxiv.1902.03899 · pith_short_12: QOEWRBLSXDV3 · pith_short_16: QOEWRBLSXDV3Z65Q · pith_short_8: QOEWRBLS

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/QOEWRBLSXDV3Z65QGVTOXFK4NH \
  | 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: 8389688572b8ebbcfbb03566eb955c69c2dcc26b0efe847f85ad247c2a56af62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "550869bc3b5018a9ea89b43ebe803cf337398c15f3ba6ec3da1f3e79ab3395cd",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-02-11T14:38:04Z",
    "title_canon_sha256": "1e28c430d3edec2221488f64f7bf84be5aaf8ff72f1acf4c8d6ed6dc429f549a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03899",
    "kind": "arxiv",
    "version": 2
  }
}