Pith Number

pith:WEVWQLAV

pith:2019:WEVWQLAVAGSWLEFDAH6CY5ZMRK

not attested not anchored not stored refs pending

Extended Local Binary Patterns for Efficient and Robust Spontaneous Facial Micro-Expression Recognition

Chengyu Guo, Geng Zhan, Jingyun Liang, Li Liu, Matti Pietik\"ainen, Zhong Liu

arxiv:1907.09160 v2 · 2019-07-22 · 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{WEVWQLAVAGSWLEFDAH6CY5ZMRK}

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	2026-07-05T00:05:12.620231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b12b682c1501a56590a301fc2c772c8a88a4f629cd67c7e3ed729c3bcca76ac0

Aliases

arxiv: 1907.09160 · arxiv_version: 1907.09160v2 · doi: 10.48550/arxiv.1907.09160 · pith_short_12: WEVWQLAVAGSW · pith_short_16: WEVWQLAVAGSWLEFD · pith_short_8: WEVWQLAV

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/WEVWQLAVAGSWLEFDAH6CY5ZMRK \
  | 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: b12b682c1501a56590a301fc2c772c8a88a4f629cd67c7e3ed729c3bcca76ac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb3c3dd72306e2774fc1cfd8482452885765036537b4caeb29ae52b144c0a50b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-22T07:15:53Z",
    "title_canon_sha256": "377318cc4ccf77bb0e6ffbb8b07ef76e5a0eddf94ddc7e795e4198181bedb648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09160",
    "kind": "arxiv",
    "version": 2
  }
}