Pith Number

pith:DQHZ6VTC

pith:2017:DQHZ6VTC35UUILISFCASJ3RY5P

not attested not anchored not stored refs pending

A Fast Algorithm Based on a Sylvester-like Equation for LS Regression with GMRF Prior

Emilie Chouzenoux, Jean-Christophe Pesquet, Jean-Yves Tourneret, Qi Wei

arxiv:1709.06178 v2 · 2017-09-18 · 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{DQHZ6VTC35UUILISFCASJ3RY5P}

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	2026-05-18T00:33:27.337821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c0f9f5662df69442d12288124ee38ebcc4f9b58a5ee80396ce1ada556e31b02

Aliases

arxiv: 1709.06178 · arxiv_version: 1709.06178v2 · doi: 10.48550/arxiv.1709.06178 · pith_short_12: DQHZ6VTC35UU · pith_short_16: DQHZ6VTC35UUILIS · pith_short_8: DQHZ6VTC

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/DQHZ6VTC35UUILISFCASJ3RY5P \
  | 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: 1c0f9f5662df69442d12288124ee38ebcc4f9b58a5ee80396ce1ada556e31b02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "828c10c60bb5959e331331c3e4bef3b1746d56cc1b4b691c4b81f07a89946b8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-18T21:57:47Z",
    "title_canon_sha256": "a6c68a8403da1557e4ab1ae7aedb340450f29f33e60e33980911080ac7dd80a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06178",
    "kind": "arxiv",
    "version": 2
  }
}