Pith Number

pith:32FYYQ7J

pith:2011:32FYYQ7JFWFWFVWGZKVI63IM5G

not attested not anchored not stored refs pending

CBLOCK: An Automatic Blocking Mechanism for Large-Scale De-duplication Tasks

Anish Das Sarma, Ankur Jain, Ashwin Machanavajjhala, Philip Bohannon

arxiv:1111.3689 v1 · 2011-11-15 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{32FYYQ7JFWFWFVWGZKVI63IM5G}

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	2026-05-18T04:08:13.261658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de8b8c43e92d8b62d6c6caaa8f6d0ce9b3cf5fce69b081b01c3d34d6eb12a260

Aliases

arxiv: 1111.3689 · arxiv_version: 1111.3689v1 · doi: 10.48550/arxiv.1111.3689 · pith_short_12: 32FYYQ7JFWFW · pith_short_16: 32FYYQ7JFWFWFVWG · pith_short_8: 32FYYQ7J

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/32FYYQ7JFWFWFVWGZKVI63IM5G \
  | 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: de8b8c43e92d8b62d6c6caaa8f6d0ce9b3cf5fce69b081b01c3d34d6eb12a260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "842626a891be58750561ec36858025c0bd9a0f3d6572caa70b9b6294692ae4ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2011-11-15T23:32:34Z",
    "title_canon_sha256": "07eb2308f2f851f7dceb59b1469a22605d16e9248cd3d706a8c5671ee16daab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3689",
    "kind": "arxiv",
    "version": 1
  }
}