Pith Number

pith:7O7JIY55

pith:2020:7O7JIY55SHGG2F3AU4W3GLIV5Q

not attested not anchored not stored refs pending

Towards Palmprint Verification On Smartphones

Feiyue Huang, Jilin Li, Lin Zhang, Ruixin Zhang, Shaoxin Li, Yingyi Zhang

arxiv:2003.13266 v2 · 2020-03-30 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7O7JIY55SHGG2F3AU4W3GLIV5Q}

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.

Cited by

2 papers in Pith

X-Palm: Paired Multispectral-to-Smartphone Dataset for Cross-Domain Palmprint Authentication

FlowPalm: Optical Flow Driven Non-Rigid Deformation for Geometrically Diverse Palmprint Generation

Receipt and verification

First computed	2026-07-05T01:23:58.648738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbbe9463bd91cc6d1760a72db32d15ec38bb10c1d5ccfd26074ae4d687436d36

Aliases

arxiv: 2003.13266 · arxiv_version: 2003.13266v2 · doi: 10.48550/arxiv.2003.13266 · pith_short_12: 7O7JIY55SHGG · pith_short_16: 7O7JIY55SHGG2F3A · pith_short_8: 7O7JIY55

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/7O7JIY55SHGG2F3AU4W3GLIV5Q \
  | 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: fbbe9463bd91cc6d1760a72db32d15ec38bb10c1d5ccfd26074ae4d687436d36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b229b9347eb9fe87024a59e0edb0f32133ff5ad100831348b5b0d917549699fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-30T08:31:03Z",
    "title_canon_sha256": "ff2ee7ab42d2d715c0402095eb82d9f5abaeb4a125cca00ffb997f8b9a6f816d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.13266",
    "kind": "arxiv",
    "version": 2
  }
}