Pith Number

pith:7ZLREJ6E

pith:2011:7ZLREJ6EDRL4XP6ZT7HP3LPRFJ

not attested not anchored not stored refs pending

Environ centrality reveals the tendency of indirect effects to homogenize the functional importance of species in ecosystems

Sarah L. Fann, Stuart R. Borrett

arxiv:1110.5385 v1 · 2011-10-25 · 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{7ZLREJ6EDRL4XP6ZT7HP3LPRFJ}

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	2026-05-18T04:07:42.834719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe571227c41c57cbbfd99fcefdadf12a46c254eef701f60830d557db24f4bcd2

Aliases

arxiv: 1110.5385 · arxiv_version: 1110.5385v1 · doi: 10.48550/arxiv.1110.5385 · pith_short_12: 7ZLREJ6EDRL4 · pith_short_16: 7ZLREJ6EDRL4XP6Z · pith_short_8: 7ZLREJ6E

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/7ZLREJ6EDRL4XP6ZT7HP3LPRFJ \
  | 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: fe571227c41c57cbbfd99fcefdadf12a46c254eef701f60830d557db24f4bcd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85f714f8cd62b62e87d864b82c759e2df6229bff10c6b57e5ad65d4d2d14246b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2011-10-25T00:20:30Z",
    "title_canon_sha256": "d62025d1fb33aa7a9397e7fc4423137c5198c3639ef5335fff724f01974e28dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5385",
    "kind": "arxiv",
    "version": 1
  }
}