Pith Number

pith:JZZMABKJ

pith:2026:JZZMABKJJ5OFFXYZEEF25XXACU

not attested not anchored not stored refs pending

Not All Synthetic Data Is Yours to Learn From

Li Chen, Richard G. Baraniuk, Sina Alemohammad, Zhangyang Wang

arxiv:2605.31126 v1 · 2026-05-29 · cs.CL · 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{JZZMABKJJ5OFFXYZEEF25XXACU}

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	2026-06-01T01:03:59.494129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e72c005494f5c52df19210baedee0150bf4ca3acafac9cbe4fbe1c7676fcf43

Aliases

arxiv: 2605.31126 · arxiv_version: 2605.31126v1 · doi: 10.48550/arxiv.2605.31126 · pith_short_12: JZZMABKJJ5OF · pith_short_16: JZZMABKJJ5OFFXYZ · pith_short_8: JZZMABKJ

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/JZZMABKJJ5OFFXYZEEF25XXACU \
  | 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: 4e72c005494f5c52df19210baedee0150bf4ca3acafac9cbe4fbe1c7676fcf43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba02557bde73a0e2e5d27ca9770bb03a9d54a0615fd97b7c5e75c6e8d8c21403",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-29T10:34:11Z",
    "title_canon_sha256": "0d00b977a56657d39f1897dad87adae47abb3851a925cbe1e040fa8ada67e12e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31126",
    "kind": "arxiv",
    "version": 1
  }
}