Pith Number

pith:CRSWDVUO

pith:2026:CRSWDVUOMGDWWBWE6PKU5V2CSW

not attested not anchored not stored refs pending

Convex Dataset Valuation for Post-Training

Christopher Jung, Fuchun Peng, Han Zhao, Ming Li, Nima Noorshams, Rui Li, Siqi Zeng, Xue Feng, Zhe Kang, Zhigang Wang

arxiv:2605.16704 v1 · 2026-05-15 · 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{CRSWDVUOMGDWWBWE6PKU5V2CSW}

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	2026-05-20T00:02:37.428310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

146561d68e61876b06c4f3d54ed74295868ce1013c9eb9a935746ed0789dc65d

Aliases

arxiv: 2605.16704 · arxiv_version: 2605.16704v1 · doi: 10.48550/arxiv.2605.16704 · pith_short_12: CRSWDVUOMGDW · pith_short_16: CRSWDVUOMGDWWBWE · pith_short_8: CRSWDVUO

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/CRSWDVUOMGDWWBWE6PKU5V2CSW \
  | 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: 146561d68e61876b06c4f3d54ed74295868ce1013c9eb9a935746ed0789dc65d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb07a10933d5583a7d0b105db060289387572326f41cfdb7a47490b0a4d5aa94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-15T23:35:07Z",
    "title_canon_sha256": "4cbebfa04e299b24dce42dccaef6def82411b8ee09e7364998ebaaf768e81625"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16704",
    "kind": "arxiv",
    "version": 1
  }
}