Pith Number

pith:NG66YJ33

pith:2019:NG66YJ33M5V56VFVY23PEDF7XW

not attested not anchored not stored refs pending

A neural network based on SPD manifold learning for skeleton-based hand gesture recognition

Luc Brun, Olivier L\'ezoray, S\'ebastien Bougleux, Xuan Son Nguyen

arxiv:1904.12970 v1 · 2019-04-29 · cs.CV · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NG66YJ33M5V56VFVY23PEDF7XW}

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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	2026-05-17T23:47:24.300459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69bdec277b676bdf54b5c6b6f20cbfbdbc2884655d1300f8a93da29b5f42031f

Aliases

arxiv: 1904.12970 · arxiv_version: 1904.12970v1 · doi: 10.48550/arxiv.1904.12970 · pith_short_12: NG66YJ33M5V5 · pith_short_16: NG66YJ33M5V56VFV · pith_short_8: NG66YJ33

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/NG66YJ33M5V56VFVY23PEDF7XW \
  | 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: 69bdec277b676bdf54b5c6b6f20cbfbdbc2884655d1300f8a93da29b5f42031f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c609c3887dcdfc7b7bd5a73436eb932527eafd5a074a01495097a129f1569e22",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-29T21:59:14Z",
    "title_canon_sha256": "b2dd2153dbdc797e37a7a3db23ef7ccb2e46b62daf4890775d7cacfd8e72a373"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12970",
    "kind": "arxiv",
    "version": 1
  }
}