Pith Number

pith:AGYG5P74

pith:2012:AGYG5P74ZTV5ZVHVGAZBBZQ243

not attested not anchored not stored refs pending

Regenerating Codes: A System Perspective

Alexandre van Kempen, Anne-Marie Kermarrec, Gilles Straub, Nicolas Le Scouarnec, Steve Jiekak

arxiv:1204.5028 v3 · 2012-04-23 · cs.DC · cs.IT · cs.NI · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AGYG5P74ZTV5ZVHVGAZBBZQ243}

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	2026-05-18T00:48:43.515348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01b06ebffcccebdcd4f5303210e61ae6f7ea1d962f08819aa7803d394354b43a

Aliases

arxiv: 1204.5028 · arxiv_version: 1204.5028v3 · doi: 10.48550/arxiv.1204.5028 · pith_short_12: AGYG5P74ZTV5 · pith_short_16: AGYG5P74ZTV5ZVHV · pith_short_8: AGYG5P74

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/AGYG5P74ZTV5ZVHVGAZBBZQ243 \
  | 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: 01b06ebffcccebdcd4f5303210e61ae6f7ea1d962f08819aa7803d394354b43a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb8b05168c1ff2a35c212c9926d9a8ed53ac443d876490d03f91f115af1e030a",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2012-04-23T11:17:15Z",
    "title_canon_sha256": "50d8d62d3f063a530951504cc04ffea9926a75b6d2e6c527b67ab35cc9cf669d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5028",
    "kind": "arxiv",
    "version": 3
  }
}