Pith Number

pith:PQ6KN3LN

pith:2012:PQ6KN3LNDURU7BPCEKGYWVV42I

not attested not anchored not stored refs pending

DREAM: DiffeRentially privatE smArt Metering

Claude Castelluccia, Gergely Acs

arxiv:1201.2531 v1 · 2012-01-12 · 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{PQ6KN3LNDURU7BPCEKGYWVV42I}

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	2026-05-18T04:04:44.217995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c3ca6ed6d1d234f85e2228d8b56bcd2202d780560de206417e263fc40257e54

Aliases

arxiv: 1201.2531 · arxiv_version: 1201.2531v1 · doi: 10.48550/arxiv.1201.2531 · pith_short_12: PQ6KN3LNDURU · pith_short_16: PQ6KN3LNDURU7BPC · pith_short_8: PQ6KN3LN

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/PQ6KN3LNDURU7BPCEKGYWVV42I \
  | 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: 7c3ca6ed6d1d234f85e2228d8b56bcd2202d780560de206417e263fc40257e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7f1315fb10c536d9ca659d72ffeeb27e9831f54638fdb772ca167875b2b3165",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-01-12T11:15:02Z",
    "title_canon_sha256": "c22440661d3adf45dd9703c8a6eeb91825d2d53a1c60c13128b4ba19b5bac628"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2531",
    "kind": "arxiv",
    "version": 1
  }
}