Pith Number

pith:R2CMXOT2

pith:2020:R2CMXOT2BC42WC3UOQPNLTAGXN

not attested not anchored not stored refs pending

Disentangling Homophemes in Lip Reading using Perplexity Analysis

Daqing Chen, Kun Guo, Perry Xiao, Souheil Fenghour

arxiv:2012.07528 v1 · 2020-11-28 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2CMXOT2BC42WC3UOQPNLTAGXN}

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	2026-07-05T01:59:21.462237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e84cbba7a08b9ab0b74741ed5cc06bb6a9749522ea95e1c899b7eaa2dc255e7

Aliases

arxiv: 2012.07528 · arxiv_version: 2012.07528v1 · doi: 10.48550/arxiv.2012.07528 · pith_short_12: R2CMXOT2BC42 · pith_short_16: R2CMXOT2BC42WC3U · pith_short_8: R2CMXOT2

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/R2CMXOT2BC42WC3UOQPNLTAGXN \
  | 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: 8e84cbba7a08b9ab0b74741ed5cc06bb6a9749522ea95e1c899b7eaa2dc255e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b8136dc0efb3fffeec650417b1c43850eee808e6c83bf93c6973d99911c0ccb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-11-28T12:12:17Z",
    "title_canon_sha256": "c6892a9651121a346d613fc31a50e12d1c9374a232e2d31254f9b86fab3dfd0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07528",
    "kind": "arxiv",
    "version": 1
  }
}