Pith Number

pith:EHNUM5EZ

pith:2026:EHNUM5EZRGAOKPN5TSBKXHLYSC

not attested not anchored not stored refs pending

Differentially Private Preference Data Synthesis for Large Language Model Alignment

Fengyu Gao, Jing Yang

arxiv:2605.30808 v1 · 2026-05-29 · cs.CR · cs.AI · 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{EHNUM5EZRGAOKPN5TSBKXHLYSC}

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	2026-06-01T01:03:17.978040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21db4674998980e53dbd9c82ab9d7890a1bb70aebd5e758f3295782cda0eaf6a

Aliases

arxiv: 2605.30808 · arxiv_version: 2605.30808v1 · doi: 10.48550/arxiv.2605.30808 · pith_short_12: EHNUM5EZRGAO · pith_short_16: EHNUM5EZRGAOKPN5 · pith_short_8: EHNUM5EZ

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/EHNUM5EZRGAOKPN5TSBKXHLYSC \
  | 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: 21db4674998980e53dbd9c82ab9d7890a1bb70aebd5e758f3295782cda0eaf6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78a8377e333df1edb9eabf274bea8a47aff5c2a89082613ed7a72088f969df5e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-05-29T03:53:12Z",
    "title_canon_sha256": "2c35dcdddeb849bc34ae6a67567a5ceda4f944da2e0efb726edee9e23f34c258"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30808",
    "kind": "arxiv",
    "version": 1
  }
}