Pith Number

pith:RTPT5FDW

pith:2014:RTPT5FDW7XHO2C7MFNKYK6RZYJ

not attested not anchored not stored refs pending

The most parsimonious tree for random data

Lina Herbst, Mareike Fischer, Michelle Galla, Mike Steel

arxiv:1406.0217 v1 · 2014-06-01 · 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{RTPT5FDW7XHO2C7MFNKYK6RZYJ}

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	2026-05-18T02:50:41.465779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cdf3e9476fdceed0bec2b55857a39c255e34c1b10fca1842c1f914ca22a4d04

Aliases

arxiv: 1406.0217 · arxiv_version: 1406.0217v1 · doi: 10.48550/arxiv.1406.0217 · pith_short_12: RTPT5FDW7XHO · pith_short_16: RTPT5FDW7XHO2C7M · pith_short_8: RTPT5FDW

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/RTPT5FDW7XHO2C7MFNKYK6RZYJ \
  | 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: 8cdf3e9476fdceed0bec2b55857a39c255e34c1b10fca1842c1f914ca22a4d04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "065ba14970adb0c927a713da4f08617896b99df6ec99c2309935bc1bc1762166",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-06-01T23:50:13Z",
    "title_canon_sha256": "9c8f2ef4175393e8f78ccc301eafa984c80345f121028a6fb946f69fa258ed3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0217",
    "kind": "arxiv",
    "version": 1
  }
}