Pith Number

pith:DQ546FKI

pith:2012:DQ546FKISGBPLORC3ARJ3RJ5H7

not attested not anchored not stored refs pending

Towards Physarum Engines

Andrew Adamatzky, Jeff Jones, Soichiro Tsuda

arxiv:1212.0536 v1 · 2012-12-01 · nlin.AO · cs.ET · 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{DQ546FKISGBPLORC3ARJ3RJ5H7}

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	2026-05-18T03:39:15.812217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c3bcf15489182f5ba22d8229dc53d3fda9e1297527a9ffcfc1dc933d4edad35

Aliases

arxiv: 1212.0536 · arxiv_version: 1212.0536v1 · doi: 10.48550/arxiv.1212.0536 · pith_short_12: DQ546FKISGBP · pith_short_16: DQ546FKISGBPLORC · pith_short_8: DQ546FKI

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/DQ546FKISGBPLORC3ARJ3RJ5H7 \
  | 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: 1c3bcf15489182f5ba22d8229dc53d3fda9e1297527a9ffcfc1dc933d4edad35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddf3e3c87057d99e19ba6db1be3e474138c0df1284634e64719edf5d0532c1ec",
    "cross_cats_sorted": [
      "cs.ET",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2012-12-01T12:58:58Z",
    "title_canon_sha256": "06ad5be44c07e3356c819a161d86471e55f1c82a726ba484ad576032ab70c825"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0536",
    "kind": "arxiv",
    "version": 1
  }
}