Pith Number

pith:VISPYWPT

pith:2016:VISPYWPTNT5PZT63RGVJ7TZKEN

not attested not anchored not stored refs pending

Lexicon-Free Fingerspelling Recognition from Video: Data, Models, and Signer Adaptation

Diane Brentari, Gregory Shakhnarovich, Hao Tang, Jason Riggle, Jonathan Keane, Karen Livescu, Taehwan Kim, Weiran Wang

arxiv:1609.07876 v1 · 2016-09-26 · cs.CL · 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{VISPYWPTNT5PZT63RGVJ7TZKEN}

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	2026-05-18T01:03:55.171305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa24fc59f36cfafccfdb89aa9fcf2a235fc78e94b9a20be8e12893a2ce156122

Aliases

arxiv: 1609.07876 · arxiv_version: 1609.07876v1 · doi: 10.48550/arxiv.1609.07876 · pith_short_12: VISPYWPTNT5P · pith_short_16: VISPYWPTNT5PZT63 · pith_short_8: VISPYWPT

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/VISPYWPTNT5PZT63RGVJ7TZKEN \
  | 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: aa24fc59f36cfafccfdb89aa9fcf2a235fc78e94b9a20be8e12893a2ce156122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a48f88faec5183f7e31f18ecd5aa88385e45cc21de582b9572fe6d5c516520e",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-09-26T07:34:24Z",
    "title_canon_sha256": "5450f7de14395677aeb76d9b51fb1a4b6eb5e4852d5ba0334ec2e7b9749c6540"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07876",
    "kind": "arxiv",
    "version": 1
  }
}