Pith Number

pith:Y3LQFRTA

pith:2023:Y3LQFRTAMXO6YVCNK3V54NZKKP

not attested not anchored not stored refs pending

CSSL-RHA: Contrastive Self-Supervised Learning for Robust Handwriting Authentication

Changwen Zheng, Jingyao Wang, Luntian Mou, Wen Gao

arxiv:2307.11100 v1 · 2023-07-18 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3LQFRTAMXO6YVCNK3V54NZKKP}

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	2026-07-05T06:33:23.537524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6d702c66065ddec544d56ebde372a53f752b0cbdc04e9420873e6ac085602de

Aliases

arxiv: 2307.11100 · arxiv_version: 2307.11100v1 · doi: 10.48550/arxiv.2307.11100 · pith_short_12: Y3LQFRTAMXO6 · pith_short_16: Y3LQFRTAMXO6YVCN · pith_short_8: Y3LQFRTA

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/Y3LQFRTAMXO6YVCNK3V54NZKKP \
  | 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: c6d702c66065ddec544d56ebde372a53f752b0cbdc04e9420873e6ac085602de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb9295c9c82adfe9588ee5fc0d69c6be4e51d01d2b93994b15cb55802eabec3d",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-07-18T02:20:46Z",
    "title_canon_sha256": "d66694a313f6af3ef702eb0207b1e31e020dd2e13a8e9fae75dbd48c1acd5823"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.11100",
    "kind": "arxiv",
    "version": 1
  }
}