Pith Number

pith:G2X44VOM

pith:2012:G2X44VOMYK3Z74NKC2QZWVFF4A

not attested not anchored not stored refs pending

The World's Colonisation and Trade Routes Formation as Imitated by Slime Mould

Andrew Adamatzky

arxiv:1209.3958 v1 · 2012-09-18 · nlin.AO · nlin.PS · physics.soc-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{G2X44VOMYK3Z74NKC2QZWVFF4A}

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	2026-05-18T03:45:22.150513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36afce55ccc2b79ff1aa16a19b54a5e005041da1e492dc960f46ad44a7249cdd

Aliases

arxiv: 1209.3958 · arxiv_version: 1209.3958v1 · doi: 10.48550/arxiv.1209.3958 · pith_short_12: G2X44VOMYK3Z · pith_short_16: G2X44VOMYK3Z74NK · pith_short_8: G2X44VOM

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/G2X44VOMYK3Z74NKC2QZWVFF4A \
  | 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: 36afce55ccc2b79ff1aa16a19b54a5e005041da1e492dc960f46ad44a7249cdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afc8e7ca03e6da8cc8a0c358e779fcf779370de08d0518cba766724a82dd72e3",
    "cross_cats_sorted": [
      "nlin.PS",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2012-09-18T13:39:48Z",
    "title_canon_sha256": "4b273e208aacb1298a93ba19d603f7fc2ab2a79be9661dad81a8f9e0a635ad1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3958",
    "kind": "arxiv",
    "version": 1
  }
}