Pith Number

pith:KF5YN2MP

pith:2015:KF5YN2MPW4QB2VK2VUK6A7BYZO

not attested not anchored not stored refs pending

Non-hereditary Minimum Deep Coalescence trees

Mareike Fischer, Martin Kreidl

arxiv:1507.07209 v1 · 2015-07-26 · q-bio.PE · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KF5YN2MPW4QB2VK2VUK6A7BYZO}

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	2026-05-18T01:36:16.901699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

517b86e98fb7201d555aad15e07c38cbb59f28b5f9968e9b77d1d245752bf430

Aliases

arxiv: 1507.07209 · arxiv_version: 1507.07209v1 · doi: 10.48550/arxiv.1507.07209 · pith_short_12: KF5YN2MPW4QB · pith_short_16: KF5YN2MPW4QB2VK2 · pith_short_8: KF5YN2MP

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/KF5YN2MPW4QB2VK2VUK6A7BYZO \
  | 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: 517b86e98fb7201d555aad15e07c38cbb59f28b5f9968e9b77d1d245752bf430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed77c1e5072bd08f269f8751467b911c6cc2af33a06e41e3a032d222c0629349",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-07-26T15:18:58Z",
    "title_canon_sha256": "0eb56bd090df1b84d8bb4f7e5124113d310bf49e2ecdcdeb5f378e551ab0c457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07209",
    "kind": "arxiv",
    "version": 1
  }
}