Pith Number

pith:A22ANOLG

pith:2013:A22ANOLGA2GOTPF7HIEBZGUINN

not attested not anchored not stored refs pending

On Formal Reasoning on the Semantics of PLC using Coq

Jan Olaf Blech, Sidi Ould Biha

arxiv:1301.3047 v1 · 2013-01-14 · cs.SE · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A22ANOLGA2GOTPF7HIEBZGUINN}

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	2026-05-18T03:36:27.582662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06b406b966068ce9bcbf3a081c9a886b5a76faf979cbf1adcc15bc8f49f568bd

Aliases

arxiv: 1301.3047 · arxiv_version: 1301.3047v1 · doi: 10.48550/arxiv.1301.3047 · pith_short_12: A22ANOLGA2GO · pith_short_16: A22ANOLGA2GOTPF7 · pith_short_8: A22ANOLG

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/A22ANOLGA2GOTPF7HIEBZGUINN \
  | 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: 06b406b966068ce9bcbf3a081c9a886b5a76faf979cbf1adcc15bc8f49f568bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "073c84336a2d7891827574a6847ef0c8058577588a911e609cf088b7015a65f4",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-01-14T16:40:31Z",
    "title_canon_sha256": "7dcc93f7a102d18bc4b1661913f49808075010f4b3839cfb0991f32216d0111d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3047",
    "kind": "arxiv",
    "version": 1
  }
}