Pith Number

pith:WAJJ4D7E

pith:2013:WAJJ4D7EFYA2AE533XCMSHSGP6

not attested not anchored not stored refs pending

The common ancestor process revisited

Ellen Baake, Sandra Kluth, Thiemo Hustedt

arxiv:1305.5939 v2 · 2013-05-25 · q-bio.PE · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WAJJ4D7EFYA2AE533XCMSHSGP6}

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	2026-05-18T03:05:26.034721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0129e0fe42e01a013bbddc4c91e467f8c7bcf076e6a0d4f5515806c09051cf6

Aliases

arxiv: 1305.5939 · arxiv_version: 1305.5939v2 · doi: 10.48550/arxiv.1305.5939 · pith_short_12: WAJJ4D7EFYA2 · pith_short_16: WAJJ4D7EFYA2AE53 · pith_short_8: WAJJ4D7E

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/WAJJ4D7EFYA2AE533XCMSHSGP6 \
  | 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: b0129e0fe42e01a013bbddc4c91e467f8c7bcf076e6a0d4f5515806c09051cf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a0940bec4b4bf53003115179916abbf6307295e680be16c7e04976e09396afb",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-05-25T15:37:15Z",
    "title_canon_sha256": "1447cd8cf3e41725fb52dec2b6f4ec1a2e90a8d550413aa3946bdfc5542cdf8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5939",
    "kind": "arxiv",
    "version": 2
  }
}