Pith Number

pith:QG3HRWIG

pith:2012:QG3HRWIGANN2WQI3E2NB46KMLN

not attested not anchored not stored refs pending

Vie Physarale: Evaluation of Roman roads with slime mould

Andrew Adamatzky, Emanuele Strano, Jeff Jones

arxiv:1204.2260 v1 · 2012-04-08 · cs.CG · nlin.AO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QG3HRWIGANN2WQI3E2NB46KMLN}

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	2026-05-18T03:58:12.879591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b678d906035bab411b269a1e794c5b7ae7b60d99708bbdf7db91016e3a66a9

Aliases

arxiv: 1204.2260 · arxiv_version: 1204.2260v1 · doi: 10.48550/arxiv.1204.2260 · pith_short_12: QG3HRWIGANN2 · pith_short_16: QG3HRWIGANN2WQI3 · pith_short_8: QG3HRWIG

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/QG3HRWIGANN2WQI3E2NB46KMLN \
  | 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: 81b678d906035bab411b269a1e794c5b7ae7b60d99708bbdf7db91016e3a66a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fcaaf16d6e480fc701923b8c2441e24648253b3b118b9e04d678a00bb11de4d",
    "cross_cats_sorted": [
      "nlin.AO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-04-08T18:17:05Z",
    "title_canon_sha256": "d47fa65161ccefe815fdb816f6b2ddd414a4dc0b60c8a8c2ba3490b8cfbe9a3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2260",
    "kind": "arxiv",
    "version": 1
  }
}