Pith Number

pith:PFYZ2M2E

pith:2019:PFYZ2M2E57LGECHISE7VOCBLIK

not attested not anchored not stored refs pending

Semi-Supervised Learning by Label Gradient Alignment

Jacob Jackson, John Schulman

arxiv:1902.02336 v1 · 2019-02-06 · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFYZ2M2E57LGECHISE7VOCBLIK}

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.

Cited by

2 papers in Pith

Revisiting Feature Prediction for Learning Visual Representations from Video

Local Hessian Spectral Filtering for Robust Intrinsic Dimension Estimation

Receipt and verification

First computed	2026-05-17T23:54:37.293465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79719d3344efd66208e8913f57082b4291ac5fce76c5a95459b4a59f34bb0fe0

Aliases

arxiv: 1902.02336 · arxiv_version: 1902.02336v1 · doi: 10.48550/arxiv.1902.02336 · pith_short_12: PFYZ2M2E57LG · pith_short_16: PFYZ2M2E57LGECHI · pith_short_8: PFYZ2M2E

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/PFYZ2M2E57LGECHISE7VOCBLIK \
  | 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: 79719d3344efd66208e8913f57082b4291ac5fce76c5a95459b4a59f34bb0fe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffc90e38f3d0b375dabef4353645ec9715bf0f8bda54a706fe7e6d98260b6b79",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-06T18:53:39Z",
    "title_canon_sha256": "7ea4bc0ab08efd5dd4bad2258d6954c9fa577f00a42f239ee4a4200086f8c88f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02336",
    "kind": "arxiv",
    "version": 1
  }
}