Pith Number

pith:Z5SGH7AY

pith:2025:Z5SGH7AYW34PEPYCYDGLRXWXBL

not attested not anchored not stored refs pending

Turn That Frown Upside Down: FaceID Customization via Cross-Training Data

Eduard Hovy, Guoyin Wang, Jiwei Li, Shuhe Wang, Tianwei Zhang, Xiaofei Sun, Xiaoya Li

arxiv:2501.15407 v1 · 2025-01-26 · cs.CV · cs.AI · 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{Z5SGH7AYW34PEPYCYDGLRXWXBL}

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	2026-07-05T10:05:28.790701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf6463fc18b6f8f23f02c0ccb8ded70acc26823a2af386478822f37c4825be8d

Aliases

arxiv: 2501.15407 · arxiv_version: 2501.15407v1 · doi: 10.48550/arxiv.2501.15407 · pith_short_12: Z5SGH7AYW34P · pith_short_16: Z5SGH7AYW34PEPYC · pith_short_8: Z5SGH7AY

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/Z5SGH7AYW34PEPYCYDGLRXWXBL \
  | 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: cf6463fc18b6f8f23f02c0ccb8ded70acc26823a2af386478822f37c4825be8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e0f1261485ec5626ea364e2f55d86e6c22b3a778a66e848f8be2013483cd2fd",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-26T05:27:38Z",
    "title_canon_sha256": "15ad6a3647445e2bde3a15edc3c1bda071f6b8f602c0a26b21e3a47bf4a70d3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15407",
    "kind": "arxiv",
    "version": 1
  }
}