Pith Number

pith:VSHF63RM

pith:2018:VSHF63RMNVV4YB75VCTLGOLS3N

not attested not anchored not stored refs pending

Train on Validation: Squeezing the Data Lemon

Guy Tennenholtz, Shie Mannor, Tom Zahavy

arxiv:1802.05846 v1 · 2018-02-16 · 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{VSHF63RMNVV4YB75VCTLGOLS3N}

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	2026-05-18T00:23:10.811095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac8e5f6e2c6d6bcc07fda8a6b33972db6ac7596223bfa9e9d70abaac2604743b

Aliases

arxiv: 1802.05846 · arxiv_version: 1802.05846v1 · doi: 10.48550/arxiv.1802.05846 · pith_short_12: VSHF63RMNVV4 · pith_short_16: VSHF63RMNVV4YB75 · pith_short_8: VSHF63RM

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/VSHF63RMNVV4YB75VCTLGOLS3N \
  | 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: ac8e5f6e2c6d6bcc07fda8a6b33972db6ac7596223bfa9e9d70abaac2604743b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5ca1ee11b4e5b37186ac6b0d381b3738161c5444340e030960619908b4842ca",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-02-16T06:50:19Z",
    "title_canon_sha256": "a0a89df8d4f8127ab3a309e41613d7ed2ca72d44dcd95e27c00020c87f82c18f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05846",
    "kind": "arxiv",
    "version": 1
  }
}