Pith Number

pith:KWLH5TQR

pith:2015:KWLH5TQRTRX3PUZ46WQLWZWY3X

not attested not anchored not stored refs pending

The geometry of coexistence in large ecosystems

Amos Maritan, Gy\"orgy Barab\'as, Jacopo Grilli, Jayanth R. Banavar, Matteo Adorisio, Samir Suweis, Stefano Allesina

arxiv:1507.05337 v2 · 2015-07-19 · q-bio.PE · cond-mat.stat-mech · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWLH5TQRTRX3PUZ46WQLWZWY3X}

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	2026-05-18T01:12:30.739860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55967ece119c6fb7d33cf5a0bb66d8ddd541830fca791453a618fbfed3f764df

Aliases

arxiv: 1507.05337 · arxiv_version: 1507.05337v2 · doi: 10.48550/arxiv.1507.05337 · pith_short_12: KWLH5TQRTRX3 · pith_short_16: KWLH5TQRTRX3PUZ4 · pith_short_8: KWLH5TQR

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/KWLH5TQRTRX3PUZ46WQLWZWY3X \
  | 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: 55967ece119c6fb7d33cf5a0bb66d8ddd541830fca791453a618fbfed3f764df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9fba876fb87fc4d79f932dfa1e718c1cef43dfdc979c71f7e61478ca8b67a6b",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-07-19T21:02:19Z",
    "title_canon_sha256": "7dd74ff83ae2afe16785d5c438a89fcee2cd3e6005709a6945aab8631672ce61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05337",
    "kind": "arxiv",
    "version": 2
  }
}