Pith Number

pith:X4PC3LPV

pith:2020:X4PC3LPVFCGWVKPCGEDIOU5VFW

not attested not anchored not stored refs pending

A Deep Joint Sparse Non-negative Matrix Factorization Framework for Identifying the Common and Subject-specific Functional Units of Tongue Motion During Speech

Arnold Gomez, Fangxu Xing, Georges El Fakhri, Jerry L. Prince, Jonghye Woo, Maureen Stone, Timothy G. Reese, Van J. Wedeen

arxiv:2007.04865 v2 · 2020-07-09 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X4PC3LPVFCGWVKPCGEDIOU5VFW}

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	2026-07-05T02:46:41.553334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf1e2dadf5288d6aa9e231068753b52d8cd4836dfab4e96c17d7479c7a025b89

Aliases

arxiv: 2007.04865 · arxiv_version: 2007.04865v2 · doi: 10.48550/arxiv.2007.04865 · pith_short_12: X4PC3LPVFCGW · pith_short_16: X4PC3LPVFCGWVKPC · pith_short_8: X4PC3LPV

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/X4PC3LPVFCGWVKPCGEDIOU5VFW \
  | 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: bf1e2dadf5288d6aa9e231068753b52d8cd4836dfab4e96c17d7479c7a025b89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2e2f720afc5010c45f2c616b378c94df6bc3caaa43d63aba09e568d74b45178",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-07-09T15:05:44Z",
    "title_canon_sha256": "ced29d51a67f00f64940fb23917597ea0e03681a5707c409502fecd0e4f8b63b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.04865",
    "kind": "arxiv",
    "version": 2
  }
}