Pith Number

pith:PYBRW3WV

pith:2014:PYBRW3WVCN2WFYLQW3GN2Y5CUV

not attested not anchored not stored refs pending

Bayesian inference of sampled ancestor trees for epidemiology and fossil calibration

Alexandra Gavryushkina, Alexei Drummond, David Welch, Tanja Stadler

arxiv:1406.4573 v3 · 2014-06-18 · 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{PYBRW3WVCN2WFYLQW3GN2Y5CUV}

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	2026-05-18T02:32:06.141566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e031b6ed5137562e170b6ccdd63a2a550351b0bc88a793b1dea03565f3c896b

Aliases

arxiv: 1406.4573 · arxiv_version: 1406.4573v3 · doi: 10.48550/arxiv.1406.4573 · pith_short_12: PYBRW3WVCN2W · pith_short_16: PYBRW3WVCN2WFYLQ · pith_short_8: PYBRW3WV

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/PYBRW3WVCN2WFYLQW3GN2Y5CUV \
  | 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: 7e031b6ed5137562e170b6ccdd63a2a550351b0bc88a793b1dea03565f3c896b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "865e28e30062bc84c86a0ef3b19d8ce5fce12ebec1cf01ea1ad8538bff30dd13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-06-18T02:13:37Z",
    "title_canon_sha256": "0ad007dcef74e2e2eb5ef76af8498151df8312f96ade0cf268767d633550eb9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4573",
    "kind": "arxiv",
    "version": 3
  }
}