Pith Number

pith:U6NK2GXT

pith:2018:U6NK2GXT4KHTXZXQUVCKEUMFJE

not attested not anchored not stored refs pending

Large-scale Bisample Learning on ID Versus Spot Face Recognition

Dong Yi, Fan Yang, Guojun Qi, Hailin Shi, Hao Liu, Stan Z. Li, Xiangyu Zhu, Zhen Lei

arxiv:1806.03018 v3 · 2018-06-08 · 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{U6NK2GXT4KHTXZXQUVCKEUMFJE}

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	2026-05-17T23:54:02.853658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a79aad1af3e28f3be6f0a544a25185492ac4840140ac0accb3c6a3444083b63c

Aliases

arxiv: 1806.03018 · arxiv_version: 1806.03018v3 · doi: 10.48550/arxiv.1806.03018 · pith_short_12: U6NK2GXT4KHT · pith_short_16: U6NK2GXT4KHTXZXQ · pith_short_8: U6NK2GXT

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/U6NK2GXT4KHTXZXQUVCKEUMFJE \
  | 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: a79aad1af3e28f3be6f0a544a25185492ac4840140ac0accb3c6a3444083b63c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f82a4fcbac57e72b3a6f129723e4e8ffb9bf6bf0ca0dd67e378865540ec100b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-06-08T08:27:55Z",
    "title_canon_sha256": "6c8057c40cb95c373693d297515d720799465d0d1b132cccf064941b9f956012"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03018",
    "kind": "arxiv",
    "version": 3
  }
}