Pith Number

pith:3H3EJMWB

pith:2019:3H3EJMWBQI6JCY4JSJSCYTSM2W

not attested not anchored not stored refs pending

Exact inference under the perfect phylogeny model

Bei Jia, Jason Rosch, Jos\'e Bento, Ralph Isberg, Sam Safavi, Surjyendu Ray, Tim van Opijnen

arxiv:1908.08623 v1 · 2019-08-22 · q-bio.QM · cs.DS · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3H3EJMWBQI6JCY4JSJSCYTSM2W}

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	2026-07-04T23:59:16.180595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9f644b2c1823c91638992642c4e4cd5a0a17508dbcb4fed7739ff7724da1f97

Aliases

arxiv: 1908.08623 · arxiv_version: 1908.08623v1 · doi: 10.48550/arxiv.1908.08623 · pith_short_12: 3H3EJMWBQI6J · pith_short_16: 3H3EJMWBQI6JCY4J · pith_short_8: 3H3EJMWB

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/3H3EJMWBQI6JCY4JSJSCYTSM2W \
  | 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: d9f644b2c1823c91638992642c4e4cd5a0a17508dbcb4fed7739ff7724da1f97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84e335411a710b9c44b4c353af7bdc849237385c81edf83e6dca6f01b58cd95c",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2019-08-22T23:50:31Z",
    "title_canon_sha256": "62ab589076ace1bd4bfadc25d443eb5bf2e65bcc33eb1e8ed402fc786a2f6ae0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08623",
    "kind": "arxiv",
    "version": 1
  }
}