Pith Number

pith:7PIOUL7N

pith:2015:7PIOUL7NEBOLK6URKZSBGETEQS

not attested not anchored not stored refs pending

A Survey on Operational State Complexity

Nelma Moreira, Rog\'erio Reis, Sheng Yu, Yuan Gao

arxiv:1509.03254 v1 · 2015-09-10 · 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{7PIOUL7NEBOLK6URKZSBGETEQS}

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	2026-05-18T01:33:24.914413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbd0ea2fed205cb57a91566413126484a6e12b8b97595182a3bc297dcf1d0bc7

Aliases

arxiv: 1509.03254 · arxiv_version: 1509.03254v1 · doi: 10.48550/arxiv.1509.03254 · pith_short_12: 7PIOUL7NEBOL · pith_short_16: 7PIOUL7NEBOLK6UR · pith_short_8: 7PIOUL7N

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/7PIOUL7NEBOLK6URKZSBGETEQS \
  | 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: fbd0ea2fed205cb57a91566413126484a6e12b8b97595182a3bc297dcf1d0bc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d18a56c4f92e0a59885ad45168957ec3e791a8e84bc6a9bb7b5f8c07bde28f3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2015-09-10T18:15:03Z",
    "title_canon_sha256": "9bd7adb41f3ce83c8bd42b79ed51c0587be3a48d309ebc50d3db031fe5c065d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03254",
    "kind": "arxiv",
    "version": 1
  }
}