Pith Number

pith:KXGQAASM

pith:2010:KXGQAASMAIPTHHQF5K22FD33SV

not attested not anchored not stored refs pending

Spatial Guilds in the Serengeti Food Web Revealed by a Bayesian Group Model

Andy P. Dobson, Edward B. Baskerville, Mercedes Pascual, Stefano Allesina, Trevor Bedford

arxiv:1011.4080 v2 · 2010-11-17 · 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{KXGQAASMAIPTHHQF5K22FD33SV}

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	2026-05-18T03:20:57.325408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55cd00024c021f339e05eab5a28f7b9541f61f60875e8e96595d65999558e0b5

Aliases

arxiv: 1011.4080 · arxiv_version: 1011.4080v2 · doi: 10.48550/arxiv.1011.4080 · pith_short_12: KXGQAASMAIPT · pith_short_16: KXGQAASMAIPTHHQF · pith_short_8: KXGQAASM

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/KXGQAASMAIPTHHQF5K22FD33SV \
  | 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: 55cd00024c021f339e05eab5a28f7b9541f61f60875e8e96595d65999558e0b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5be220945127cea13fafb869590463b7545d303ab8a090fe33eb02335f279201",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2010-11-17T21:23:29Z",
    "title_canon_sha256": "d0c63b4b5ae9691beba1ab4e03d6237526a2304fb2209036b1e7246312143dae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4080",
    "kind": "arxiv",
    "version": 2
  }
}