Pith Number

pith:PKGSPOGD

pith:2026:PKGSPOGDVHWE44ZUF5Q4YPY727

not attested not anchored not stored refs pending

Retraining Seeks Stable Signals

Moritz Hardt

arxiv:2607.15623 v1 · 2026-07-17 · stat.ML · 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{PKGSPOGDVHWE44ZUF5Q4YPY727}

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	2026-07-20T01:19:00.847960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a8d27b8c3a9ec4e73342f61cc3f1fd7dfb873635e83121f574c819184500c2f

Aliases

arxiv: 2607.15623 · arxiv_version: 2607.15623v1 · doi: 10.48550/arxiv.2607.15623 · pith_short_12: PKGSPOGDVHWE · pith_short_16: PKGSPOGDVHWE44ZU · pith_short_8: PKGSPOGD

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/PKGSPOGDVHWE44ZUF5Q4YPY727 \
  | 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: 7a8d27b8c3a9ec4e73342f61cc3f1fd7dfb873635e83121f574c819184500c2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad848c772d8388b9f9108c78da6e6b98022f848f6efa6118ca1c78bd3ad455a1",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-07-17T04:48:02Z",
    "title_canon_sha256": "c9c3a0778e8ca08c9494d14106d79714c8ae980dd678ed1861d54bb209957536"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.15623",
    "kind": "arxiv",
    "version": 1
  }
}