Pith Number

pith:OG66N4BT

pith:2018:OG66N4BTGSP5TRLTVUVVFB36ZX

not attested not anchored not stored refs pending

A General Approach to State Complexity of Operations: Formalization and Limitations

Sylvie Davies

arxiv:1806.08476 v2 · 2018-06-22 · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OG66N4BTGSP5TRLTVUVVFB36ZX}

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	2026-05-18T00:06:24.673757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71bde6f033349fd9c573ad2b52877ecdeeacbe22e337c605e1604ddf0f63a163

Aliases

arxiv: 1806.08476 · arxiv_version: 1806.08476v2 · doi: 10.48550/arxiv.1806.08476 · pith_short_12: OG66N4BTGSP5 · pith_short_16: OG66N4BTGSP5TRLT · pith_short_8: OG66N4BT

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/OG66N4BTGSP5TRLTVUVVFB36ZX \
  | 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: 71bde6f033349fd9c573ad2b52877ecdeeacbe22e337c605e1604ddf0f63a163

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eb86eeaa20132d133f75d33d0510761105a83bbe92b73d58a887e2790e5826c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2018-06-22T03:04:18Z",
    "title_canon_sha256": "87cf9268b68df10c04fd4dbfedcd529808a98eada69b1b9c394973aff2a437c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08476",
    "kind": "arxiv",
    "version": 2
  }
}