Pith Number

pith:DQU6M2XP

pith:2021:DQU6M2XPU3BYLED2WVSHPO2NSI

not attested not anchored not stored refs pending

Lip reading using external viseme decoding

Hossein Zeinali, Javad Peymanfard, Mohammad Reza Mohammadi, Nasser Mozayani

arxiv:2104.04784 v2 · 2021-04-10 · 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{DQU6M2XPU3BYLED2WVSHPO2NSI}

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	2026-07-05T03:29:48.254802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c29e66aefa6c385907ab56477bb4d920ce2e7a48a4adf27e7b3963c32fdaf87

Aliases

arxiv: 2104.04784 · arxiv_version: 2104.04784v2 · doi: 10.48550/arxiv.2104.04784 · pith_short_12: DQU6M2XPU3BY · pith_short_16: DQU6M2XPU3BYLED2 · pith_short_8: DQU6M2XP

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/DQU6M2XPU3BYLED2WVSHPO2NSI \
  | 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: 1c29e66aefa6c385907ab56477bb4d920ce2e7a48a4adf27e7b3963c32fdaf87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1499c3a3fdad7eecf9aa82c8d58c9d6bff41b22850eb240761ffa2be29ca045",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-10T14:49:11Z",
    "title_canon_sha256": "54e4712d73f42b7461ff0ef6c1901fd0d0462c139860fc6c297deb608b0722c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04784",
    "kind": "arxiv",
    "version": 2
  }
}