Pith Number

pith:M567R5EM

pith:2022:M567R5EMQJNULAFJWP3LG2JZI5

not attested not anchored not stored refs pending

Discriminability-enforcing loss to improve representation learning

Diana-Nicoleta Grigore, Florinel-Alin Croitoru, Radu Tudor Ionescu

arxiv:2202.07073 v2 · 2022-02-14 · cs.CV · 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{M567R5EMQJNULAFJWP3LG2JZI5}

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	2026-07-05T04:12:29.141082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

677df8f48c825b4580a9b3f6b36939476696a208cff74772def70b217d99bb0d

Aliases

arxiv: 2202.07073 · arxiv_version: 2202.07073v2 · doi: 10.48550/arxiv.2202.07073 · pith_short_12: M567R5EMQJNU · pith_short_16: M567R5EMQJNULAFJ · pith_short_8: M567R5EM

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/M567R5EMQJNULAFJWP3LG2JZI5 \
  | 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: 677df8f48c825b4580a9b3f6b36939476696a208cff74772def70b217d99bb0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61ed9ec85167e847a3c5bec40ac20e78c02ec0781ef0049b2ebd3c59a7e81131",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-02-14T22:31:37Z",
    "title_canon_sha256": "8c8b73e6d53956c389cb2572fd971b8dc7d92264abcf1c570aa0c22d880a9d71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.07073",
    "kind": "arxiv",
    "version": 2
  }
}