Pith Number

pith:2ZBOOJHR

pith:2026:2ZBOOJHREMLNHLBH7WSGB6JHJ7

not attested not anchored not stored refs pending

The gate of self-address: where decidable adjudication ends

Platon Sifnaios

arxiv:2607.29576 v1 · 2026-07-31 · 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{2ZBOOJHREMLNHLBH7WSGB6JHJ7}

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	2026-08-03T01:39:07.332601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d642e724f12316d3ac27fda460f9274fc6b4bd03646324e9578afe43ade40aad

Aliases

arxiv: 2607.29576 · arxiv_version: 2607.29576v1 · doi: 10.48550/arxiv.2607.29576 · pith_short_12: 2ZBOOJHREMLN · pith_short_16: 2ZBOOJHREMLNHLBH · pith_short_8: 2ZBOOJHR

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/2ZBOOJHREMLNHLBH7WSGB6JHJ7 \
  | 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: d642e724f12316d3ac27fda460f9274fc6b4bd03646324e9578afe43ade40aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "726667210843ec66049f68640de95f2f02401fb2e545e0eea9e585c0e3f64b14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2026-07-31T16:03:03Z",
    "title_canon_sha256": "e1c81c03ff653612d95196c9abfacbf3f78f773a9b86e84b5e4ba9895b56401d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29576",
    "kind": "arxiv",
    "version": 1
  }
}