Pith Number

pith:D6VYQCCP

pith:2012:D6VYQCCP5JGGJYN5KBPOB5UQSI

not attested not anchored not stored refs pending

Face Expression Recognition and Analysis: The State of the Art

Vinay Bettadapura

arxiv:1203.6722 v1 · 2012-03-30 · 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{D6VYQCCP5JGGJYN5KBPOB5UQSI}

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.

Cited by

1 paper in Pith

A Multimodal Emotion Recognition System: Integrating Facial Expressions, Body Movement, Speech, and Spoken Language

Receipt and verification

First computed	2026-05-18T03:59:00.852570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fab88084fea4c64e1bd505ee0f690922338d8f3b46bd78e5393def03a55d848

Aliases

arxiv: 1203.6722 · arxiv_version: 1203.6722v1 · doi: 10.48550/arxiv.1203.6722 · pith_short_12: D6VYQCCP5JGG · pith_short_16: D6VYQCCP5JGGJYN5 · pith_short_8: D6VYQCCP

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/D6VYQCCP5JGGJYN5KBPOB5UQSI \
  | 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: 1fab88084fea4c64e1bd505ee0f690922338d8f3b46bd78e5393def03a55d848

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3562cb9707e08ec451722295afbab90976c86e7b58e3b8036a0111fc9140877",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-03-30T05:47:59Z",
    "title_canon_sha256": "4f1253bc56c905b2cd049bde27769fa092f30f95261f0673fbda43ce953e8986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6722",
    "kind": "arxiv",
    "version": 1
  }
}