Pith Number

pith:A7RRSVIX

pith:2018:A7RRSVIXUAKI4CE5CIT5O2LO5G

not attested not anchored not stored refs pending

Local Learning with Deep and Handcrafted Features for Facial Expression Recognition

Mariana-Iuliana Georgescu, Marius Popescu, Radu Tudor Ionescu

arxiv:1804.10892 v7 · 2018-04-29 · 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{A7RRSVIXUAKI4CE5CIT5O2LO5G}

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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 Fine-Grained Facial Expression Database for End-to-End Multi-Pose Facial Expression Recognition

Receipt and verification

First computed	2026-07-05T00:47:36.161469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07e3195517a0148e089d1227d7696ee99cd32bef049dbe4a539e0d6b5bf68bd8

Aliases

arxiv: 1804.10892 · arxiv_version: 1804.10892v7 · doi: 10.48550/arxiv.1804.10892 · pith_short_12: A7RRSVIXUAKI · pith_short_16: A7RRSVIXUAKI4CE5 · pith_short_8: A7RRSVIX

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/A7RRSVIXUAKI4CE5CIT5O2LO5G \
  | 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: 07e3195517a0148e089d1227d7696ee99cd32bef049dbe4a539e0d6b5bf68bd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d842bbeaea4bec95f83c44eb254a56e5a209d831d453498c418176e4d11e214c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-29T09:12:13Z",
    "title_canon_sha256": "0ef328b60086348bce65dcdfe3ba78e618b2778c90cbfed88e6ba9e4a7f3adff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10892",
    "kind": "arxiv",
    "version": 7
  }
}