Pith Number

pith:TMJ6SP7G

pith:2021:TMJ6SP7GY3CU7PWKPASSPHAJGG

not attested not anchored not stored refs pending

Exploiting Class Similarity for Machine Learning with Confidence Labels and Projective Loss Functions

Gautam Rajendrakumar Gare, John Michael Galeotti

arxiv:2103.13607 v1 · 2021-03-25 · cs.CV · cs.AI · cs.LG · eess.IV · 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{TMJ6SP7GY3CU7PWKPASSPHAJGG}

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	2026-07-05T02:26:20.709958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b13e93fe6c6c54fbeca7825279c0931b91aa4b6d63014c68d341ed3ba5f8da9

Aliases

arxiv: 2103.13607 · arxiv_version: 2103.13607v1 · doi: 10.48550/arxiv.2103.13607 · pith_short_12: TMJ6SP7GY3CU · pith_short_16: TMJ6SP7GY3CU7PWK · pith_short_8: TMJ6SP7G

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/TMJ6SP7GY3CU7PWKPASSPHAJGG \
  | 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: 9b13e93fe6c6c54fbeca7825279c0931b91aa4b6d63014c68d341ed3ba5f8da9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d35d3b1d0867d7f691d51243e27f8bfa3463f29a5a8ef2efd386611c73b42b40",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "eess.IV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-25T04:49:44Z",
    "title_canon_sha256": "c4bf71eb3508873cc19f31c0a2aa771414ec399ae3cbb97a477754a9850778de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.13607",
    "kind": "arxiv",
    "version": 1
  }
}