Pith Number

pith:YDFOTF4F

pith:2015:YDFOTF4FGSXL7SBU34IQTHPC5C

not attested not anchored not stored refs pending

Do Deep Neural Networks Learn Facial Action Units When Doing Expression Recognition?

Pooya Khorrami, Thomas S. Huang, Tom Le Paine

arxiv:1510.02969 v3 · 2015-10-10 · cs.CV · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDFOTF4FGSXL7SBU34IQTHPC5C}

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	2026-05-18T00:48:37.542427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0cae9978534aebfc834df11099de2e88cdde667ae25381d0b32779ccd607536

Aliases

arxiv: 1510.02969 · arxiv_version: 1510.02969v3 · doi: 10.48550/arxiv.1510.02969 · pith_short_12: YDFOTF4FGSXL · pith_short_16: YDFOTF4FGSXL7SBU · pith_short_8: YDFOTF4F

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/YDFOTF4FGSXL7SBU34IQTHPC5C \
  | 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: c0cae9978534aebfc834df11099de2e88cdde667ae25381d0b32779ccd607536

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7259d840550a7c28f9867db78ec9ec7ecb31bb4c9b517ac6c0c13f6afef5a427",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-10-10T18:53:21Z",
    "title_canon_sha256": "4df997438e61cecf22cbf0070a95174667c8b37a300347c303e8df25e94873d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02969",
    "kind": "arxiv",
    "version": 3
  }
}