Pith Number

pith:44UQR5I6

pith:2022:44UQR5I62TC3P3GDJ7WY442LK6

not attested not anchored not stored refs pending

Improving Automatic Complexity Analysis of Integer Programs

Fabian Meyer, J\"urgen Giesl, Marcel Hark, Nils Lommen

arxiv:2202.01769 v3 · 2022-02-03 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44UQR5I62TC3P3GDJ7WY442LK6}

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	2026-07-05T04:28:30.549717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e72908f51ed4c5b7ecc34fed8e734b57b96aeeab65ede4d14600f0cdd0d925d7

Aliases

arxiv: 2202.01769 · arxiv_version: 2202.01769v3 · doi: 10.48550/arxiv.2202.01769 · pith_short_12: 44UQR5I62TC3 · pith_short_16: 44UQR5I62TC3P3GD · pith_short_8: 44UQR5I6

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/44UQR5I62TC3P3GDJ7WY442LK6 \
  | 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: e72908f51ed4c5b7ecc34fed8e734b57b96aeeab65ede4d14600f0cdd0d925d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3da153bca2b801ac3d4470ac0f9b497ca98d5a46268d9fcbbf41a7da0ce56b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2022-02-03T18:47:28Z",
    "title_canon_sha256": "0d283c6b9528fd12dd0558bf4c3df28c56625fbf1b1b0741960b2eaa063ded6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01769",
    "kind": "arxiv",
    "version": 3
  }
}