Pith Number

pith:SGNXLVAW

pith:2008:SGNXLVAW5M2X3C3CSNROO4I4IX

not attested not anchored not stored refs pending

What Can We Learn Privately?

Adam Smith, Homin K. Lee, Kobbi Nissim, Shiva Prasad Kasiviswanathan, Sofya Raskhodnikova

arxiv:0803.0924 v3 · 2008-03-06 · cs.LG · cs.CC · cs.CR · 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{SGNXLVAW5M2X3C3CSNROO4I4IX}

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	2026-05-18T03:43:42.832939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

919b75d416eb357d8b629362e7711c45eafc5e2b0737cd54e91072e9350de63b

Aliases

arxiv: 0803.0924 · arxiv_version: 0803.0924v3 · doi: 10.48550/arxiv.0803.0924 · pith_short_12: SGNXLVAW5M2X · pith_short_16: SGNXLVAW5M2X3C3C · pith_short_8: SGNXLVAW

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/SGNXLVAW5M2X3C3CSNROO4I4IX \
  | 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: 919b75d416eb357d8b629362e7711c45eafc5e2b0737cd54e91072e9350de63b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "477f2ff26a9e2721fd6bd828d6bec32149c557c6e29678413f2e0cbdaab7cf52",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.CR",
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2008-03-06T17:50:07Z",
    "title_canon_sha256": "f14cc6e26da7c0c7eddaece302bc1c40ee41d2e9be5801ebfa0bcf14e0477ef7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.0924",
    "kind": "arxiv",
    "version": 3
  }
}