Pith Number

pith:JGWCYS7E

pith:2025:JGWCYS7EOI7OPGZFRVR5GBYP26

not attested not anchored not stored refs pending

The Importance of Facial Features in Vision-based Sign Language Recognition: Eyes, Mouth or Full Face?

Dinh Nam Pham, Eleftherios Avramidis

arxiv:2507.20884 v2 · 2025-07-28 · cs.CV · cs.CL · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JGWCYS7EOI7OPGZFRVR5GBYP26}

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	2026-07-05T11:45:15.684142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49ac2c4be4723ee79b258d63d3070fd7b92cbce29bb7cd8e68ba4cbb2ecf2a72

Aliases

arxiv: 2507.20884 · arxiv_version: 2507.20884v2 · doi: 10.48550/arxiv.2507.20884 · pith_short_12: JGWCYS7EOI7O · pith_short_16: JGWCYS7EOI7OPGZF · pith_short_8: JGWCYS7E

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/JGWCYS7EOI7OPGZFRVR5GBYP26 \
  | 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: 49ac2c4be4723ee79b258d63d3070fd7b92cbce29bb7cd8e68ba4cbb2ecf2a72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6da48fd840b2f0871a5203d3347ee1911de128352dca458dc6c2ee9bdeada897",
    "cross_cats_sorted": [
      "cs.CL",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-28T14:36:46Z",
    "title_canon_sha256": "e00874826b10ba1a07c1527f33d8733d6b3c2f25ef69ec33dfd3ac51d2e0193c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.20884",
    "kind": "arxiv",
    "version": 2
  }
}