Pith Number

pith:T7C37DS5

pith:2018:T7C37DS5FAGPO3PPKSYIF3C3BH

not attested not anchored not stored refs pending

Cross-Cultural and Cultural-Specific Production and Perception of Facial Expressions of Emotion in the Wild

Aleix M. Martinez, Ramprakash Srinivasan

arxiv:1808.04399 v1 · 2018-08-13 · 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{T7C37DS5FAGPO3PPKSYIF3C3BH}

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	2026-05-18T00:08:12.484528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fc5bf8e5d280cf76def54b082ec5b09e8e34ffa404f05f89bc0dccbda63bbbd

Aliases

arxiv: 1808.04399 · arxiv_version: 1808.04399v1 · doi: 10.48550/arxiv.1808.04399 · pith_short_12: T7C37DS5FAGP · pith_short_16: T7C37DS5FAGPO3PP · pith_short_8: T7C37DS5

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/T7C37DS5FAGPO3PPKSYIF3C3BH \
  | 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: 9fc5bf8e5d280cf76def54b082ec5b09e8e34ffa404f05f89bc0dccbda63bbbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4d754a97e72cfeaa383684236eac6152919c03622941ac43e22be5fc76131ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-08-13T18:43:59Z",
    "title_canon_sha256": "b2dd7225581b62aeb103ce76b674a98b49b1dda9b9c1b6c7ac60c7a43b8e6c1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04399",
    "kind": "arxiv",
    "version": 1
  }
}