Pith Number

pith:2YZPKANI

pith:2013:2YZPKANILQSJ2Q7KH2TPZM6L37

not attested not anchored not stored refs pending

Nestedness in mutualistic networks

Bartolo Luque, Jordi Bascompte, Miguel A. Fortuna, Rudolf P. Rohr

arxiv:1301.3651 v1 · 2013-01-16 · 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{2YZPKANILQSJ2Q7KH2TPZM6L37}

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	2026-05-18T03:36:17.241531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d632f501a85c249d43ea3ea6fcb3cbdfd5938d07e6bc2d326267b8a3211efcac

Aliases

arxiv: 1301.3651 · arxiv_version: 1301.3651v1 · doi: 10.48550/arxiv.1301.3651 · pith_short_12: 2YZPKANILQSJ · pith_short_16: 2YZPKANILQSJ2Q7K · pith_short_8: 2YZPKANI

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/2YZPKANILQSJ2Q7KH2TPZM6L37 \
  | 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: d632f501a85c249d43ea3ea6fcb3cbdfd5938d07e6bc2d326267b8a3211efcac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbf9061e23d9fcf547f613f568bc63d568bac3c8dffc1f7ac7f156c0acc766a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-01-16T10:56:13Z",
    "title_canon_sha256": "cda1614b3cc2f231cb30381c0b7588831c43f48a8d568f7ea8537f8eb62fffca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3651",
    "kind": "arxiv",
    "version": 1
  }
}