Pith Number

pith:QRVCI5ZF

pith:2012:QRVCI5ZFRZHMO3PGT3KGQ65NO7

not attested not anchored not stored refs pending

Persistence of complex food webs in metacommunities

Gesa A. B\"ohme, Thilo gross

arxiv:1212.5025 v1 · 2012-12-20 · q-bio.PE · 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{QRVCI5ZFRZHMO3PGT3KGQ65NO7}

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	2026-05-18T03:38:04.090958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

846a2477258e4ec76de69ed4687bad77cfcaa4784a7557e22de986fb0e9d7255

Aliases

arxiv: 1212.5025 · arxiv_version: 1212.5025v1 · doi: 10.48550/arxiv.1212.5025 · pith_short_12: QRVCI5ZFRZHM · pith_short_16: QRVCI5ZFRZHMO3PG · pith_short_8: QRVCI5ZF

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/QRVCI5ZFRZHMO3PGT3KGQ65NO7 \
  | 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: 846a2477258e4ec76de69ed4687bad77cfcaa4784a7557e22de986fb0e9d7255

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94c71b0df0955650a464ef45d68b4c0995c5f3c2514d6567d49002e166a07fed",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2012-12-20T13:14:53Z",
    "title_canon_sha256": "ec22407117f456801177c90e4a9883206e99b467254b50f0df03570869d2d360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5025",
    "kind": "arxiv",
    "version": 1
  }
}