Pith Number

pith:RNJEGKPQ

pith:2018:RNJEGKPQ4RQ3FKY2BZRTDNJS2F

not attested not anchored not stored refs pending

Compactness and Comparison

Gabriel Goldberg

arxiv:1801.09153 v1 · 2018-01-28 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RNJEGKPQ4RQ3FKY2BZRTDNJS2F}

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	2026-05-18T00:24:58.383958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b524329f0e461b2ab1a0e6331b532d161e76e261dfa940b9f6e06c1f4a2d936

Aliases

arxiv: 1801.09153 · arxiv_version: 1801.09153v1 · doi: 10.48550/arxiv.1801.09153 · pith_short_12: RNJEGKPQ4RQ3 · pith_short_16: RNJEGKPQ4RQ3FKY2 · pith_short_8: RNJEGKPQ

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/RNJEGKPQ4RQ3FKY2BZRTDNJS2F \
  | 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: 8b524329f0e461b2ab1a0e6331b532d161e76e261dfa940b9f6e06c1f4a2d936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b53b9193397b6b30a99d30cb86c5c2ab41f49b3d650c1e3c9c836bf624a02309",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-01-28T00:00:39Z",
    "title_canon_sha256": "45b84917e4bbdb175fe0dfd32b68bffad846fbdc11f1edab13fa90215fdeb08a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09153",
    "kind": "arxiv",
    "version": 1
  }
}