Pith Number

pith:PQR2HU6P

pith:2003:PQR2HU6PCAAA6LFUSAVDNLLVHR

not attested not anchored not stored refs pending

Large phenotype jumps in biomolecular evolution

F. Bardou, L. Jaeger

arxiv:physics/0310157 v2 · 2003-10-30 · physics.bio-ph · cond-mat.soft · physics.data-an · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQR2HU6PCAAA6LFUSAVDNLLVHR}

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	2026-07-04T16:42:20.602455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c23a3d3cf10000f2cb4902a36ad753c6f727a581204d77baed12842b4ec51d9

Aliases

arxiv: physics/0310157 · arxiv_version: physics/0310157v2 · doi: 10.48550/arxiv.physics/0310157 · pith_short_12: PQR2HU6PCAAA · pith_short_16: PQR2HU6PCAAA6LFU · pith_short_8: PQR2HU6P

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/PQR2HU6PCAAA6LFUSAVDNLLVHR \
  | 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: 7c23a3d3cf10000f2cb4902a36ad753c6f727a581204d77baed12842b4ec51d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "066e52f5e5ce4de14355c27dc17208bdad0ff27c302571121d5b01be0bbe0c2c",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.data-an",
      "q-bio.PE"
    ],
    "license": "",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2003-10-30T15:03:12Z",
    "title_canon_sha256": "53032de1386aeba0a304d96ad30bcad1657cd10de2b3c4c8e44fa39a2e38ba7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0310157",
    "kind": "arxiv",
    "version": 2
  }
}