Pith Number

pith:MCPELG7M

pith:2015:MCPELG7MRWCVB6NHZDPD7CZICL

not attested not anchored not stored refs pending

Counting, generating and sampling tree alignments

AMIB), Cedric Chauve, Julien Courtiel, Yann Ponty (LIX

arxiv:1505.05983 v3 · 2015-05-22 · q-bio.QM · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MCPELG7MRWCVB6NHZDPD7CZICL}

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	2026-05-18T01:19:34.350180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

609e459bec8d8550f9a7c8de3f8b2812efad1332263973963323c544723c4f05

Aliases

arxiv: 1505.05983 · arxiv_version: 1505.05983v3 · doi: 10.48550/arxiv.1505.05983 · pith_short_12: MCPELG7MRWCV · pith_short_16: MCPELG7MRWCVB6NH · pith_short_8: MCPELG7M

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/MCPELG7MRWCVB6NHZDPD7CZICL \
  | 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: 609e459bec8d8550f9a7c8de3f8b2812efad1332263973963323c544723c4f05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e913c07945943cb747358e199eac2e707b4d296932a8d18afc97660b01f50f",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2015-05-22T08:25:05Z",
    "title_canon_sha256": "3746d2fc232773a4eab64f02000a570bb81d2d51e4cd75172701227dce0b9196"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05983",
    "kind": "arxiv",
    "version": 3
  }
}