Pith Number

pith:QSL3XWLE

pith:2021:QSL3XWLE4P5426NZUSWD63JBWO

not attested not anchored not stored refs pending

Writing in The Air: Unconstrained Text Recognition from Finger Movement Using Spatio-Temporal Convolution

Jong-Hwan Kim, Sun-Kyung Lee, Ue-Hwan Kim, Yewon Hwang

arxiv:2104.09021 v1 · 2021-04-19 · 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{QSL3XWLE4P5426NZUSWD63JBWO}

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	2026-07-05T02:32:58.037425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8497bbd964e3fbcd79b9a4ac3f6d21b3adf121ec4da7c77612436dcac00c866b

Aliases

arxiv: 2104.09021 · arxiv_version: 2104.09021v1 · doi: 10.48550/arxiv.2104.09021 · pith_short_12: QSL3XWLE4P54 · pith_short_16: QSL3XWLE4P5426NZ · pith_short_8: QSL3XWLE

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/QSL3XWLE4P5426NZUSWD63JBWO \
  | 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: 8497bbd964e3fbcd79b9a4ac3f6d21b3adf121ec4da7c77612436dcac00c866b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "870208479669522e38650cf59c288d9757e054b4369222acc7c35b54faadf611",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-19T02:37:46Z",
    "title_canon_sha256": "73438971103dca439872ed3fd5952f92040f410b64439618cff9a2c30f6eac11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09021",
    "kind": "arxiv",
    "version": 1
  }
}