Pith Number

pith:R4HA7BH7

pith:2017:R4HA7BH7ARMS5A3OPYGU4L2DTS

not attested not anchored not stored refs pending

Modeling trait-dependent evolution on a random species tree

Daniah Tahir, Ingemar Kaj, Martin Lascoux, Sylvain Gl\'emin

arxiv:1704.00188 v1 · 2017-04-01 · q-bio.PE · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4HA7BH7ARMS5A3OPYGU4L2DTS}

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	2026-05-18T00:47:25.141972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0e0f84ff04592e836e7e0d4e2f439cba8d439e1c0706d198a187c89ed04bf9

Aliases

arxiv: 1704.00188 · arxiv_version: 1704.00188v1 · doi: 10.48550/arxiv.1704.00188 · pith_short_12: R4HA7BH7ARMS · pith_short_16: R4HA7BH7ARMS5A3O · pith_short_8: R4HA7BH7

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/R4HA7BH7ARMS5A3OPYGU4L2DTS \
  | 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: 8f0e0f84ff04592e836e7e0d4e2f439cba8d439e1c0706d198a187c89ed04bf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f88f801d312a7799d9af1ecb1521ee37bd87032df2f04b495e7027f34059f22",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-04-01T15:54:49Z",
    "title_canon_sha256": "1369aa1bde78c32847d1e536c7a3e1a209da43edecb6d9bba6cadaaaf5e2f604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00188",
    "kind": "arxiv",
    "version": 1
  }
}