Pith Number

pith:RU7EJQGF

pith:2011:RU7EJQGFPTMOHOKUPBMGRXZRP7

not attested not anchored not stored refs pending

Convergence Properties for the Physarum Solver

Anders Johansson, Atsushi Tero, Kentaro Ito, Toshiyuki Nakagaki

arxiv:1101.5249 v1 · 2011-01-27 · math.OC · math.CO · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RU7EJQGFPTMOHOKUPBMGRXZRP7}

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	2026-05-18T04:30:35.853739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d3e44c0c57cd8e3b954785868df317fe46ff416c859de4156f5eb2e3ddfd339

Aliases

arxiv: 1101.5249 · arxiv_version: 1101.5249v1 · doi: 10.48550/arxiv.1101.5249 · pith_short_12: RU7EJQGFPTMO · pith_short_16: RU7EJQGFPTMOHOKU · pith_short_8: RU7EJQGF

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/RU7EJQGFPTMOHOKUPBMGRXZRP7 \
  | 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: 8d3e44c0c57cd8e3b954785868df317fe46ff416c859de4156f5eb2e3ddfd339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df6bb8e98b1902a6b986f1c8ed8f0ffccad9325a1ec037bbb6c93200e1902509",
    "cross_cats_sorted": [
      "math.CO",
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2011-01-27T10:23:41Z",
    "title_canon_sha256": "b368b1ab5b1a48fa092a7370257c1211da638c4afd0ad302530056b3fdb26e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5249",
    "kind": "arxiv",
    "version": 1
  }
}