Pith Number

pith:2HQCYWQH

pith:2016:2HQCYWQHQZBDRZKFI7FE22ZSW4

not attested not anchored not stored refs pending

Unconstrained Still/Video-Based Face Verification with Deep Convolutional Neural Networks

Amit Kumar, Carlos D. Castillo, Ching-Hui Chen, Jun-Cheng Chen, Rajeev Ranjan, Rama Chellappa, Swami Sankaranarayanan, Vishal M. Patel

arxiv:1605.02686 v3 · 2016-05-09 · 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{2HQCYWQHQZBDRZKFI7FE22ZSW4}

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	2026-05-18T00:40:08.298172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1e02c5a07864238e54547ca4d6b32b7342b3e47cd8e432a0063b6cdca948518

Aliases

arxiv: 1605.02686 · arxiv_version: 1605.02686v3 · doi: 10.48550/arxiv.1605.02686 · pith_short_12: 2HQCYWQHQZBD · pith_short_16: 2HQCYWQHQZBDRZKF · pith_short_8: 2HQCYWQH

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/2HQCYWQHQZBDRZKFI7FE22ZSW4 \
  | 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: d1e02c5a07864238e54547ca4d6b32b7342b3e47cd8e432a0063b6cdca948518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f4d43aa9988af5300d4c451b39d4e93f3ed9da67e9c01a9881b23257020e30e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-05-09T18:28:44Z",
    "title_canon_sha256": "c7d8638036d7e2e6ab14ba25aae928cabf7c5cf2522c4ec77837a347e4d31fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02686",
    "kind": "arxiv",
    "version": 3
  }
}