Pith Number

pith:S4H4DKAO

pith:2011:S4H4DKAO3ULK3OBJ7EHRTI3WSK

not attested not anchored not stored refs pending

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Krzysztof Szczypiorski, Piotr Bialczak, Wojciech Mazurczyk

arxiv:1107.4062 v1 · 2011-07-20 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4H4DKAO3ULK3OBJ7EHRTI3WSK}

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	2026-05-18T04:17:14.102311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

970fc1a80edd16adb829f90f19a3769290501fa6d226a3091e56d140a50684b2

Aliases

arxiv: 1107.4062 · arxiv_version: 1107.4062v1 · doi: 10.48550/arxiv.1107.4062 · pith_short_12: S4H4DKAO3ULK · pith_short_16: S4H4DKAO3ULK3OBJ · pith_short_8: S4H4DKAO

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/S4H4DKAO3ULK3OBJ7EHRTI3WSK \
  | 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: 970fc1a80edd16adb829f90f19a3769290501fa6d226a3091e56d140a50684b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "349405459e6cb7cb321a131ca74bcfcd805f782b3290de626da9ed323b283235",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-07-20T18:48:49Z",
    "title_canon_sha256": "63c5edf3d35be6fdf3d93e1b93e3b66fcb0093986761b12ed7529430490c01c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4062",
    "kind": "arxiv",
    "version": 1
  }
}