Pith Number

pith:2LEGKCCZ

pith:2011:2LEGKCCZ3GYMZ3AVSPIDQIFJWP

not attested not anchored not stored refs pending

Efficient Analysis of Probabilistic Programs with an Unbounded Counter

Antonin Kucera, Stefan Kiefer, Tomas Brazdil

arxiv:1102.2529 v1 · 2011-02-12 · 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{2LEGKCCZ3GYMZ3AVSPIDQIFJWP}

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	2026-05-18T04:28:47.184875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2c8650859d9b0ccec1593d03820a9b3c75f7a7f7e232e46b423b53ba2a3cf18

Aliases

arxiv: 1102.2529 · arxiv_version: 1102.2529v1 · doi: 10.48550/arxiv.1102.2529 · pith_short_12: 2LEGKCCZ3GYM · pith_short_16: 2LEGKCCZ3GYMZ3AV · pith_short_8: 2LEGKCCZ

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/2LEGKCCZ3GYMZ3AVSPIDQIFJWP \
  | 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: d2c8650859d9b0ccec1593d03820a9b3c75f7a7f7e232e46b423b53ba2a3cf18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c475d2bc6e165feb7847f216daa4c7ea7ab9d4b023fa0e65ba03fac2b64b9d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2011-02-12T17:01:56Z",
    "title_canon_sha256": "50cd270a2c1c48b5bd92edc8ca75bc09b10b81b3062bd5d4259dd3f7a8869949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2529",
    "kind": "arxiv",
    "version": 1
  }
}