Pith Number

pith:YW6JXAZU

pith:2018:YW6JXAZUT2SQIIHYPXGROVSHS4

not attested not anchored not stored refs pending

Using Deep Autoencoders for Facial Expression Recognition

Junaid Qadir, Muhammad Usman, Siddique Latif

arxiv:1801.08329 v1 · 2018-01-25 · 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{YW6JXAZUT2SQIIHYPXGROVSHS4}

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	2026-05-18T00:25:06.554240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5bc9b83349ea50420f87dcd175647973f6f950eba7aab45a4c67c81b736cebf

Aliases

arxiv: 1801.08329 · arxiv_version: 1801.08329v1 · doi: 10.48550/arxiv.1801.08329 · pith_short_12: YW6JXAZUT2SQ · pith_short_16: YW6JXAZUT2SQIIHY · pith_short_8: YW6JXAZU

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/YW6JXAZUT2SQIIHYPXGROVSHS4 \
  | 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: c5bc9b83349ea50420f87dcd175647973f6f950eba7aab45a4c67c81b736cebf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7f116346faa1cebdd5ba4b55b6e9f69ef0ef72898c4e9d69dd10f91ae932255",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-25T10:06:01Z",
    "title_canon_sha256": "5d11f21352333c661ca4b9105afbe0e085d627be560831b4ec3113c00d960c2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08329",
    "kind": "arxiv",
    "version": 1
  }
}