Pith Number

pith:2DR4A4P2

pith:2022:2DR4A4P23WNMZS6UKPDNQPV244

not attested not anchored not stored refs pending

Generating near-infrared facial expression datasets with dimensional affect labels

Calvin Chen, Stefan Winkler

arxiv:2206.13887 v1 · 2022-06-28 · 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{2DR4A4P23WNMZS6UKPDNQPV244}

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	2026-07-05T04:35:26.559130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0e3c071fadd9acccbd453c6d83ebae72a20392d8986393ab19b53f7e5927e46

Aliases

arxiv: 2206.13887 · arxiv_version: 2206.13887v1 · doi: 10.48550/arxiv.2206.13887 · pith_short_12: 2DR4A4P23WNM · pith_short_16: 2DR4A4P23WNMZS6U · pith_short_8: 2DR4A4P2

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/2DR4A4P23WNMZS6UKPDNQPV244 \
  | 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: d0e3c071fadd9acccbd453c6d83ebae72a20392d8986393ab19b53f7e5927e46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caa77b2249c79184f31f7376845811e4a59851ba99dc307c48820e8860e48a47",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-06-28T11:06:32Z",
    "title_canon_sha256": "12950296bb4af1deb0a208e2dd5f8f748a4c4d3dddec9ccc03537ecd2d5f3b62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.13887",
    "kind": "arxiv",
    "version": 1
  }
}