Pith Number

pith:CWDV4OGM

pith:2004:CWDV4OGMQ4XBVRONI76FGIIRX5

not attested not anchored not stored refs pending

How much can evolved characters tell us about the tree that generated them?

Elchanan Mossel, Mike Steel

arxiv:q-bio/0406048 v1 · 2004-06-24 · q-bio.PE · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWDV4OGMQ4XBVRONI76FGIIRX5}

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	2026-05-18T04:08:35.193604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15875e38cc872e1ac5cd47fc532111bf59da1ddf66c47e9672ae932f2300aa6a

Aliases

arxiv: q-bio/0406048 · arxiv_version: q-bio/0406048v1 · doi: 10.48550/arxiv.q-bio/0406048 · pith_short_12: CWDV4OGMQ4XB · pith_short_16: CWDV4OGMQ4XBVRON · pith_short_8: CWDV4OGM

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/CWDV4OGMQ4XBVRONI76FGIIRX5 \
  | 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: 15875e38cc872e1ac5cd47fc532111bf59da1ddf66c47e9672ae932f2300aa6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f77cfa25c23c6575c2d8c8087e0aa482a4562e9c00f575874305442460c193a8",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2004-06-24T18:38:07Z",
    "title_canon_sha256": "8a1e2edefd5310477a0b80202efb909826102454325afe9b4f8cb612665e44ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0406048",
    "kind": "arxiv",
    "version": 1
  }
}