Pith Number

pith:YP4K2LXA

pith:2012:YP4K2LXAFDIJHF3PL4CI6JTD5E

not attested not anchored not stored refs pending

Time-dependent wave selection for information processing in excitable media

Andrew Adamatzky, Ben De Lacy Costello, Ishrat Jahan, William M. Stevens

arxiv:1204.5345 v1 · 2012-04-24 · nlin.PS · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YP4K2LXAFDIJHF3PL4CI6JTD5E}

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	2026-05-18T03:49:32.533516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3f8ad2ee028d093976f5f048f2663e929544528fa58e31544f59052f094369b

Aliases

arxiv: 1204.5345 · arxiv_version: 1204.5345v1 · doi: 10.48550/arxiv.1204.5345 · pith_short_12: YP4K2LXAFDIJ · pith_short_16: YP4K2LXAFDIJHF3P · pith_short_8: YP4K2LXA

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/YP4K2LXAFDIJHF3PL4CI6JTD5E \
  | 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: c3f8ad2ee028d093976f5f048f2663e929544528fa58e31544f59052f094369b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f6e2ca8f78f1e8cdc1789bc0614fa1b18381cf4f7dbb2d8a63478fa25cba4a9",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2012-04-24T11:46:53Z",
    "title_canon_sha256": "983a7ba49395635f883e609b065d9760f6207359a6f4790626b40a5d366a73de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5345",
    "kind": "arxiv",
    "version": 1
  }
}