Pith Number

pith:RGHUDABI

pith:2012:RGHUDABIKX2OTKY62LCFMLERT7

not attested not anchored not stored refs pending

Compensatory evolution and the origins of innovations

Etienne Rajon, Joanna Masel

arxiv:1212.2658 v1 · 2012-12-11 · q-bio.PE · q-bio.GN · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RGHUDABIKX2OTKY62LCFMLERT7}

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	2026-05-18T03:25:14.389722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

898f41802855f4e9ab1ed2c4562c919fce8f4800fb900dc5bb2c97fe38d2a982

Aliases

arxiv: 1212.2658 · arxiv_version: 1212.2658v1 · doi: 10.48550/arxiv.1212.2658 · pith_short_12: RGHUDABIKX2O · pith_short_16: RGHUDABIKX2OTKY6 · pith_short_8: RGHUDABI

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/RGHUDABIKX2OTKY62LCFMLERT7 \
  | 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: 898f41802855f4e9ab1ed2c4562c919fce8f4800fb900dc5bb2c97fe38d2a982

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3456fa126749aba25fda6cfbea15da3064d8f6f63d670231ff5a87ca2226eb52",
    "cross_cats_sorted": [
      "q-bio.GN",
      "q-bio.MN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2012-12-11T21:48:57Z",
    "title_canon_sha256": "070c554290a027aba4faafe3c1bae80389629ec0aaca9c1e80ded2b387a346fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2658",
    "kind": "arxiv",
    "version": 1
  }
}