Pith Number

pith:F56HFJFD

pith:2012:F56HFJFDWRDP4AXLAVUCPQD43E

not attested not anchored not stored refs pending

Routing Physarum with electrical flow/current

Andrew Adamatzky, Jeff Jones, Jonathan Mills, Soichiro Tsuda

arxiv:1204.1752 v1 · 2012-04-08 · physics.bio-ph · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F56HFJFDWRDP4AXLAVUCPQD43E}

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	2026-05-18T03:58:15.290678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f7c72a4a3b446fe02eb056827c07cd90a076db46b0aab445ac77e51bfd0de27

Aliases

arxiv: 1204.1752 · arxiv_version: 1204.1752v1 · doi: 10.48550/arxiv.1204.1752 · pith_short_12: F56HFJFDWRDP · pith_short_16: F56HFJFDWRDP4AXL · pith_short_8: F56HFJFD

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/F56HFJFDWRDP4AXLAVUCPQD43E \
  | 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: 2f7c72a4a3b446fe02eb056827c07cd90a076db46b0aab445ac77e51bfd0de27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abb9c449e67804c19a88b0118fb10810f29923d4a45a95c968ac99aa2ba05f8d",
    "cross_cats_sorted": [
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2012-04-08T18:24:38Z",
    "title_canon_sha256": "2cf3c24bd3b9dbdfa5445747109d3bc7a9efb73c54d8a94313d654bd5f31fc00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1752",
    "kind": "arxiv",
    "version": 1
  }
}