Pith Number

pith:HT7L6JAT

pith:2011:HT7L6JATUMB3UTF4DBK25IGBNL

not attested not anchored not stored refs pending

A Face Recognition Scheme using Wavelet Based Dominant Features

Hafiz Imtiaz, Shaikh Anowarul Fattah

arxiv:1110.1485 v1 · 2011-10-07 · 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{HT7L6JATUMB3UTF4DBK25IGBNL}

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	2026-05-18T04:11:29.980864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cfebf2413a303ba4cbc1855aea0c16ae5030027ebed90f0b04667889e6dcb24

Aliases

arxiv: 1110.1485 · arxiv_version: 1110.1485v1 · doi: 10.48550/arxiv.1110.1485 · pith_short_12: HT7L6JATUMB3 · pith_short_16: HT7L6JATUMB3UTF4 · pith_short_8: HT7L6JAT

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/HT7L6JATUMB3UTF4DBK25IGBNL \
  | 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: 3cfebf2413a303ba4cbc1855aea0c16ae5030027ebed90f0b04667889e6dcb24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c55a265cbf8230ddc56cd6ca0424396244d23483273fff4cce6443825b947dad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-10-07T11:16:17Z",
    "title_canon_sha256": "e9c90eaa61d2d6711e8db8ce86c4f709e0b4bb1173655bc9fcda9485b7e34f65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1485",
    "kind": "arxiv",
    "version": 1
  }
}