Pith Number

pith:HLZZRH4L

pith:2018:HLZZRH4LUWGWDBYVETVCYLGLRJ

not attested not anchored not stored refs pending

Sparse component separation from Poisson measurements

I. El Hamzaoui, J.Bobin

arxiv:1812.04370 v1 · 2018-12-11 · stat.ML · cs.LG · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HLZZRH4LUWGWDBYVETVCYLGLRJ}

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	2026-05-17T23:58:32.380385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3af3989f8ba58d61871524ea2c2ccb8a542949a48d9b4ff3de937a50d8626400

Aliases

arxiv: 1812.04370 · arxiv_version: 1812.04370v1 · doi: 10.48550/arxiv.1812.04370 · pith_short_12: HLZZRH4LUWGW · pith_short_16: HLZZRH4LUWGWDBYV · pith_short_8: HLZZRH4L

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/HLZZRH4LUWGWDBYVETVCYLGLRJ \
  | 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: 3af3989f8ba58d61871524ea2c2ccb8a542949a48d9b4ff3de937a50d8626400

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7350686c23fba12b08b1597483d2f9ee0888b833d65479ef292417d4befd0df",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-12-11T12:58:18Z",
    "title_canon_sha256": "fe18d4eacec5e24aee71b9560106acfc98e53b4f1bf3e1b3cc5f19df96a5ac40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04370",
    "kind": "arxiv",
    "version": 1
  }
}