Pith Number

pith:QOETX2XC

pith:2021:QOETX2XCUBFZDWXNA4XMD2FTUK

not attested not anchored not stored refs pending

Training and Profiling a Pediatric Emotion Recognition Classifier on Mobile Devices

Aaron Kline, Agnik Banerjee, Cezmi Mutlu, Dennis P. Wall, Peter Washington

arxiv:2108.11754 v1 · 2021-08-22 · cs.LG · cs.CV · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOETX2XCUBFZDWXNA4XMD2FTUK}

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	2026-07-05T03:09:09.530546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83893beae2a04b91daed072ec1e8b3a2b5e07fbd7d9a69730ac544d3816eef91

Aliases

arxiv: 2108.11754 · arxiv_version: 2108.11754v1 · doi: 10.48550/arxiv.2108.11754 · pith_short_12: QOETX2XCUBFZ · pith_short_16: QOETX2XCUBFZDWXN · pith_short_8: QOETX2XC

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/QOETX2XCUBFZDWXNA4XMD2FTUK \
  | 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: 83893beae2a04b91daed072ec1e8b3a2b5e07fbd7d9a69730ac544d3816eef91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07a5ace7588ce3af4d3866ec5644d24f07b1d5437970873912b84f94937ac5db",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.PF"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-08-22T01:48:53Z",
    "title_canon_sha256": "35f0f01baa78026268e46d2ca97277c70d31dc8373fa7655edcfa2690edb11a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.11754",
    "kind": "arxiv",
    "version": 1
  }
}