Pith Number

pith:6JPMPQMT

pith:2011:6JPMPQMTHYVXLAIDQGBQLG67OU

not attested not anchored not stored refs pending

Generating Markov evolutionary matrices for a given branch length

Anna Kedzierska, Marta Casanellas

arxiv:1112.3529 v1 · 2011-12-15 · 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{6JPMPQMTHYVXLAIDQGBQLG67OU}

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	2026-05-18T04:06:18.373029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f25ec7c1933e2b7581038183059bdf7525cbc737e90a283b93bc4377b0a8d5e9

Aliases

arxiv: 1112.3529 · arxiv_version: 1112.3529v1 · doi: 10.48550/arxiv.1112.3529 · pith_short_12: 6JPMPQMTHYVX · pith_short_16: 6JPMPQMTHYVXLAID · pith_short_8: 6JPMPQMT

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/6JPMPQMTHYVXLAIDQGBQLG67OU \
  | 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: f25ec7c1933e2b7581038183059bdf7525cbc737e90a283b93bc4377b0a8d5e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "614d595fb577025b45bfd1d7f4bc012040899cf25a1ab54c3368e0fdaff676fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2011-12-15T14:58:34Z",
    "title_canon_sha256": "0a543be7eb56f069bc4fcee5df098121acdea888ae6070732de8b005dfc3d846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3529",
    "kind": "arxiv",
    "version": 1
  }
}