Pith Number

pith:RLMEGJPA

pith:2012:RLMEGJPA5SWX4OZU7XOGCCHP4U

not attested not anchored not stored refs pending

Towards the Certification of Complexity Proofs

Ren\'e Thiemann

arxiv:1208.1609 v1 · 2012-08-08 · 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{RLMEGJPA5SWX4OZU7XOGCCHP4U}

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	2026-05-18T03:49:11.091226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ad84325e0ecad7e3b34fddc6108efe51198fdde70ae5221f18dd785b741f931

Aliases

arxiv: 1208.1609 · arxiv_version: 1208.1609v1 · doi: 10.48550/arxiv.1208.1609 · pith_short_12: RLMEGJPA5SWX · pith_short_16: RLMEGJPA5SWX4OZU · pith_short_8: RLMEGJPA

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/RLMEGJPA5SWX4OZU7XOGCCHP4U \
  | 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: 8ad84325e0ecad7e3b34fddc6108efe51198fdde70ae5221f18dd785b741f931

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61f0e8707c31e57df2fbb561889f083e262474e9d27d5350af3da5e09975f94c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-08-08T08:22:20Z",
    "title_canon_sha256": "770142924fb92255246afd2f28241eb2b01267d4b0df5c4b3dfddef2fa43c87e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1609",
    "kind": "arxiv",
    "version": 1
  }
}