Pith Number

pith:LXP4VWI6

pith:2015:LXP4VWI6XF537WHZAV3X5ETU62

not attested not anchored not stored refs pending

Order-Revealing Encryption and the Hardness of Private Learning

Mark Bun, Mark Zhandry

arxiv:1505.00388 v1 · 2015-05-03 · cs.CR · cs.CC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXP4VWI6XF537WHZAV3X5ETU62}

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	2026-05-18T02:17:10.287708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ddfcad91eb97bbfd8f905777e9274f6b1d21eff8cfaa488d30af09b36c76fbd

Aliases

arxiv: 1505.00388 · arxiv_version: 1505.00388v1 · doi: 10.48550/arxiv.1505.00388 · pith_short_12: LXP4VWI6XF53 · pith_short_16: LXP4VWI6XF537WHZ · pith_short_8: LXP4VWI6

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/LXP4VWI6XF537WHZAV3X5ETU62 \
  | 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: 5ddfcad91eb97bbfd8f905777e9274f6b1d21eff8cfaa488d30af09b36c76fbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48b157d2b0368a8f5df1f0c1445d1e45b9720487370c21c99b70e01005c70a0e",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-05-03T02:23:49Z",
    "title_canon_sha256": "040ae818fdc45b57fadaa01b87200fd8d61ce0786d74d7247467bd20ea38215b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00388",
    "kind": "arxiv",
    "version": 1
  }
}