Pith Number

pith:EY2VJ55Z

pith:2026:EY2VJ55Z6KMT7WEEPU7ZK2SL22

not attested not anchored not stored refs pending

Enhancing Facial Expression Recognition in Head-Mounted Displays with Synthetic Data

Jianing Deng, Jingtong Hu, Qiang Zhou

arxiv:2607.04490 v1 · 2026-07-05 · 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{EY2VJ55Z6KMT7WEEPU7ZK2SL22}

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	2026-07-07T02:19:21.860978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

263554f7b9f2993fd8847d3f956a4bd6a5595f08d00e8b18d2661dddc0b3efaf

Aliases

arxiv: 2607.04490 · arxiv_version: 2607.04490v1 · doi: 10.48550/arxiv.2607.04490 · pith_short_12: EY2VJ55Z6KMT · pith_short_16: EY2VJ55Z6KMT7WEE · pith_short_8: EY2VJ55Z

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/EY2VJ55Z6KMT7WEEPU7ZK2SL22 \
  | 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: 263554f7b9f2993fd8847d3f956a4bd6a5595f08d00e8b18d2661dddc0b3efaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78831f3defda9011bf8cd70ba694e9e1175f7769b3abfc77f4e82052bb868ca1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-05T20:27:18Z",
    "title_canon_sha256": "93958c7e37aa755198fb228e99a0352d9ac974d2be0f130a9ba330658e7b8f70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.04490",
    "kind": "arxiv",
    "version": 1
  }
}