Pith Number

pith:KL7PIUSR

pith:2018:KL7PIUSRVNTL3XZ4IF7SAYY5OY

not attested not anchored not stored refs pending

A Statistical Recurrent Model on the Manifold of Symmetric Positive Definite Matrices

Baba C. Vemuri, Chun-Hao Yang, David Vaillancourt, Derek Archer, Monami Banerjee, Rudrasis Chakraborty, Vikas Singh, Xingjian Zhen

arxiv:1805.11204 v2 · 2018-05-29 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KL7PIUSRVNTL3XZ4IF7SAYY5OY}

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	2026-05-18T00:02:09.866770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52fef45251ab66bddf3c417f20631d7627fe820ee92f6e45de942c975d145971

Aliases

arxiv: 1805.11204 · arxiv_version: 1805.11204v2 · doi: 10.48550/arxiv.1805.11204 · pith_short_12: KL7PIUSRVNTL · pith_short_16: KL7PIUSRVNTL3XZ4 · pith_short_8: KL7PIUSR

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/KL7PIUSRVNTL3XZ4IF7SAYY5OY \
  | 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: 52fef45251ab66bddf3c417f20631d7627fe820ee92f6e45de942c975d145971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3656e68027f0735bf55652d43788ebc6377e6787c69e593ee87a8d0b0ca800",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-29T00:10:39Z",
    "title_canon_sha256": "ec5e4ebad30556ef07be8b3ef659630bc22cd5550cd9eed1b71dfc1da870e715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11204",
    "kind": "arxiv",
    "version": 2
  }
}