Pith Number

pith:FMKCC6T2

pith:2026:FMKCC6T2WW3VAIPU3Q3LLBNJUC

not attested not anchored not stored refs pending

Streamlined Constraint Reasoning via CNN Pattern Recognition on Enumerated Solutions

Patrick Spracklen

arxiv:2605.19895 v1 · 2026-05-19 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FMKCC6T2WW3VAIPU3Q3LLBNJUC}

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	2026-05-20T01:06:19.799238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b14217a7ab5b75021f4dc36b585a9a0a4d53d6174b41a4342089f6176c9f6ee

Aliases

arxiv: 2605.19895 · arxiv_version: 2605.19895v1 · doi: 10.48550/arxiv.2605.19895 · pith_short_12: FMKCC6T2WW3V · pith_short_16: FMKCC6T2WW3VAIPU · pith_short_8: FMKCC6T2

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/FMKCC6T2WW3VAIPU3Q3LLBNJUC \
  | 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: 2b14217a7ab5b75021f4dc36b585a9a0a4d53d6174b41a4342089f6176c9f6ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69598d39d37f4cc74ee64bed219ee1d21901de7cc5086592f220a80cccec8219",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-19T14:25:39Z",
    "title_canon_sha256": "6fd4fd7ba5412e8f6165541c8eb3bdc6b64ea6a16dd9776692cb1fe4d9f037d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19895",
    "kind": "arxiv",
    "version": 1
  }
}