Pith Number

pith:G6Y32TII

pith:2024:G6Y32TIIGEPPILJ5Q6XRIEAGZI

not attested not anchored not stored refs pending

Learning Label Hierarchy with Supervised Contrastive Learning

Junjie Hu, Ruixue Lian, William A. Sethares

arxiv:2402.00232 v1 · 2024-01-31 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G6Y32TIIGEPPILJ5Q6XRIEAGZI}

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	2026-07-05T07:40:08.872037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37b1bd4d08311ef42d3d87af141006ca3d82a92e2521ccf282731d72e11a69d8

Aliases

arxiv: 2402.00232 · arxiv_version: 2402.00232v1 · doi: 10.48550/arxiv.2402.00232 · pith_short_12: G6Y32TIIGEPP · pith_short_16: G6Y32TIIGEPPILJ5 · pith_short_8: G6Y32TII

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/G6Y32TIIGEPPILJ5Q6XRIEAGZI \
  | 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: 37b1bd4d08311ef42d3d87af141006ca3d82a92e2521ccf282731d72e11a69d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfa0d0882ce76005f64806ddb83dbe5139918d04c2a22d727e805f228f7b6f51",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-01-31T23:21:40Z",
    "title_canon_sha256": "2c3bc2555ab8c236889b380a32b181165a7f089068bb55dccd9eed8c23c0cbf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.00232",
    "kind": "arxiv",
    "version": 1
  }
}