Pith Number

pith:H2UJXDCT

pith:2011:H2UJXDCTU7FNJXRLMEJI6H4BNO

not attested not anchored not stored refs pending

Slow evolution of vertebrates with large genomes

Bianca Sclavi, John Herrick

arxiv:1109.2214 v2 · 2011-09-10 · q-bio.GN · 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{H2UJXDCTU7FNJXRLMEJI6H4BNO}

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	2026-05-18T03:34:03.552861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ea89b8c53a7cad4de2b61128f1f816b8fff6b230ea81d3998494221f10f40a4

Aliases

arxiv: 1109.2214 · arxiv_version: 1109.2214v2 · doi: 10.48550/arxiv.1109.2214 · pith_short_12: H2UJXDCTU7FN · pith_short_16: H2UJXDCTU7FNJXRL · pith_short_8: H2UJXDCT

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/H2UJXDCTU7FNJXRLMEJI6H4BNO \
  | 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: 3ea89b8c53a7cad4de2b61128f1f816b8fff6b230ea81d3998494221f10f40a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e74a9c9ecf22af77d6b7fc130dbe7ac36468aef1b665c707fbb85e70c7323b",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2011-09-10T11:20:50Z",
    "title_canon_sha256": "4eba0d1e410b633adb17d7880a3d69cedf2d52412c61572f9781893276b11379"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2214",
    "kind": "arxiv",
    "version": 2
  }
}