Pith Number

pith:CZGDOVYJ

pith:2020:CZGDOVYJRMVAT2D7GUXBSRFYCZ

not attested not anchored not stored refs pending

Teacher-Student Training and Triplet Loss for Facial Expression Recognition under Occlusion

Mariana-Iuliana Georgescu, Radu Tudor Ionescu

arxiv:2008.01003 v2 · 2020-08-03 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZGDOVYJRMVAT2D7GUXBSRFYCZ}

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	2026-07-05T02:18:16.863231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

164c3757098b2a09e87f352e1944b81642fcffa1501562077eb4e5c049233cbe

Aliases

arxiv: 2008.01003 · arxiv_version: 2008.01003v2 · doi: 10.48550/arxiv.2008.01003 · pith_short_12: CZGDOVYJRMVA · pith_short_16: CZGDOVYJRMVAT2D7 · pith_short_8: CZGDOVYJ

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/CZGDOVYJRMVAT2D7GUXBSRFYCZ \
  | 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: 164c3757098b2a09e87f352e1944b81642fcffa1501562077eb4e5c049233cbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8aa31428f6e0677c91cb8bc2737febcb648643ce7eee371f7cc45ce9f890eb6f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-08-03T16:41:19Z",
    "title_canon_sha256": "cbfc047dea93f5983b40793503e4705a3e57612513b63f6b41539473ea5d4c3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.01003",
    "kind": "arxiv",
    "version": 2
  }
}