Pith Number

pith:U7P7KOYQ

pith:2016:U7P7KOYQMPDLDD2Q2RK52EAUCD

not attested not anchored not stored refs pending

Face Recognition: Perspectives from the Real-World

Bappaditya Mandal

arxiv:1602.02999 v1 · 2016-02-09 · 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{U7P7KOYQMPDLDD2Q2RK52EAUCD}

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	2026-05-18T01:21:03.709012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7dff53b1063c6b18f50d455dd101410fdd3634e5312393fdda405cd96f61393

Aliases

arxiv: 1602.02999 · arxiv_version: 1602.02999v1 · doi: 10.48550/arxiv.1602.02999 · pith_short_12: U7P7KOYQMPDL · pith_short_16: U7P7KOYQMPDLDD2Q · pith_short_8: U7P7KOYQ

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/U7P7KOYQMPDLDD2Q2RK52EAUCD \
  | 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: a7dff53b1063c6b18f50d455dd101410fdd3634e5312393fdda405cd96f61393

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a05027e68bce892765e24e3b4be3d5aebcd6dac0c6a381e27f8d3710a65fa66a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-02-09T14:31:46Z",
    "title_canon_sha256": "8caf669e4beb31822dbd81237f61f2fbba314b3fe6a6e29ab498c03a1e26f0d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02999",
    "kind": "arxiv",
    "version": 1
  }
}