Pith Number

pith:2GGSCQN5

pith:2010:2GGSCQN5XXRE5EXDGLXCCG7ASZ

not attested not anchored not stored refs pending

Phylogenetic Proximity and Nestedness in Mutualistic Ecosystems

Enrique Burgos, Horacio Ceva, Jos\'e Ignacio Alvarez-Hamelin, Laura Hern\'andez, R.P.J. Perazzo

arxiv:1007.5519 v1 · 2010-07-30 · 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{2GGSCQN5XXRE5EXDGLXCCG7ASZ}

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	2026-05-18T04:42:45.065919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d18d2141bdbde24e92e332ee211be09644e4f78a66688e494c69a41d7eb1b66c

Aliases

arxiv: 1007.5519 · arxiv_version: 1007.5519v1 · doi: 10.48550/arxiv.1007.5519 · pith_short_12: 2GGSCQN5XXRE · pith_short_16: 2GGSCQN5XXRE5EXD · pith_short_8: 2GGSCQN5

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/2GGSCQN5XXRE5EXDGLXCCG7ASZ \
  | 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: d18d2141bdbde24e92e332ee211be09644e4f78a66688e494c69a41d7eb1b66c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80840324fc87595681f62a7f60865d18d2b013606eae14d2fbf889ee23151454",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2010-07-30T19:31:46Z",
    "title_canon_sha256": "08945a504aff96de386689a98697f7febb994e8249a4c04cf8c502df69ccb113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.5519",
    "kind": "arxiv",
    "version": 1
  }
}