Pith Number

pith:PMOYYQ6T

pith:2014:PMOYYQ6TOVLNXAEHTHXLLS7STK

not attested not anchored not stored refs pending

Modelling ecological communities as if they were DNA

Alexandros Stamatakis, Andy Purvis, David B. Roy, William D. Pearse

arxiv:1403.7668 v1 · 2014-03-29 · q-bio.QM · 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{PMOYYQ6TOVLNXAEHTHXLLS7STK}

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	2026-05-18T02:55:12.723509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b1d8c43d37556db808799eeb5cbf29a8e939a5fe62e6d21d483e87236aa84fe

Aliases

arxiv: 1403.7668 · arxiv_version: 1403.7668v1 · doi: 10.48550/arxiv.1403.7668 · pith_short_12: PMOYYQ6TOVLN · pith_short_16: PMOYYQ6TOVLNXAEH · pith_short_8: PMOYYQ6T

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/PMOYYQ6TOVLNXAEHTHXLLS7STK \
  | 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: 7b1d8c43d37556db808799eeb5cbf29a8e939a5fe62e6d21d483e87236aa84fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80ef73d83a22649bf4bf38a3a0f4ea820a5fc94c44629e61dd95c8732d9e7797",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2014-03-29T20:48:19Z",
    "title_canon_sha256": "7f07ea4b799753d5d77b575ba5733e1abb1906ab5c570b8de89bd7341263b49c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7668",
    "kind": "arxiv",
    "version": 1
  }
}