Pith Number

pith:HN2OMQQ2

pith:2018:HN2OMQQ26HDFTO77VPOJ6LFIR4

not attested not anchored not stored refs pending

Fully Associative Patch-based 1-to-N Matcher for Face Recognition

Ioannis A. Kakadiaris, Lingfeng Zhang

arxiv:1805.06306 v1 · 2018-05-15 · 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{HN2OMQQ26HDFTO77VPOJ6LFIR4}

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	2026-05-18T00:15:48.154575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b74e6421af1c659bbffabdc9f2ca88f38fe8210bbea9e29e7273ffc2f84e7ef

Aliases

arxiv: 1805.06306 · arxiv_version: 1805.06306v1 · doi: 10.48550/arxiv.1805.06306 · pith_short_12: HN2OMQQ26HDF · pith_short_16: HN2OMQQ26HDFTO77 · pith_short_8: HN2OMQQ2

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/HN2OMQQ26HDFTO77VPOJ6LFIR4 \
  | 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: 3b74e6421af1c659bbffabdc9f2ca88f38fe8210bbea9e29e7273ffc2f84e7ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9159b7c9bc06d9ebb6305847477caf0cb3933525b5064287c0526dd06ca4955",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-05-15T01:42:46Z",
    "title_canon_sha256": "af795991074b60b3a392c8ebcb9ba1e59c36b9bdf7aff0b97c93db453d1b941d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06306",
    "kind": "arxiv",
    "version": 1
  }
}