Pith Number

pith:OCUAELU3

pith:2018:OCUAELU3TJXQLSIN4SQXDMZ4FI

not attested not anchored not stored refs pending

Delays in fitness adjustment can lead to coexistence of hierarchically interacting species

Erwin Frey, Marianne Bauer

arxiv:1805.08730 v2 · 2018-05-22 · 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{OCUAELU3TJXQLSIN4SQXDMZ4FI}

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	2026-05-17T23:54:59.165157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70a8022e9b9a6f05c90de4a171b33c2a24712aed08da4a9dcddbcf7b7370a4dd

Aliases

arxiv: 1805.08730 · arxiv_version: 1805.08730v2 · doi: 10.48550/arxiv.1805.08730 · pith_short_12: OCUAELU3TJXQ · pith_short_16: OCUAELU3TJXQLSIN · pith_short_8: OCUAELU3

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/OCUAELU3TJXQLSIN4SQXDMZ4FI \
  | 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: 70a8022e9b9a6f05c90de4a171b33c2a24712aed08da4a9dcddbcf7b7370a4dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "698f56f473c48c946a75a3fff8dc43c1753c402c35e1228aac42c49ad5dff8c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2018-05-22T16:39:31Z",
    "title_canon_sha256": "1a49168d3892939a89de04bd31bd0ae2402a9ee15282341e5da53590c5585ac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08730",
    "kind": "arxiv",
    "version": 2
  }
}