Pith Number

pith:JBZ56WPI

pith:2005:JBZ56WPIBTKQEB26AZMBYPP4FV

not attested not anchored not stored refs pending

New Cellular Automata associated with the Schroedinger Discrete Spectral Problem

M. Bruschi

arxiv:nlin/0505033 v1 · 2005-05-12 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JBZ56WPIBTKQEB26AZMBYPP4FV}

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	2026-05-18T01:38:18.695696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4873df59e80cd502075e06581c3dfc2d66f5c2942102705f05a100b1ce98bb76

Aliases

arxiv: nlin/0505033 · arxiv_version: nlin/0505033v1 · doi: 10.48550/arxiv.nlin/0505033 · pith_short_12: JBZ56WPIBTKQ · pith_short_16: JBZ56WPIBTKQEB26 · pith_short_8: JBZ56WPI

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/JBZ56WPIBTKQEB26AZMBYPP4FV \
  | 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: 4873df59e80cd502075e06581c3dfc2d66f5c2942102705f05a100b1ce98bb76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bef1dd6b92bcfeb8cefb958b58705c1dc621ab62a9a9c799fcd6e2c9957f3913",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2005-05-12T16:51:00Z",
    "title_canon_sha256": "e76b02a685388ad59014bd5222f0e7aa72d3f911a256aa6d566b831c9fbf796f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0505033",
    "kind": "arxiv",
    "version": 1
  }
}