Pith Number

pith:F6Y5Z7BH

pith:2019:F6Y5Z7BHUM65CFTSIYD6TFV6IW

not attested not anchored not stored refs pending

Recovery of binary sparse signals from compressed linear measurements via polynomial optimization

Mohammad Abuabiah, Sophie M. Fosson

arxiv:1905.13181 v1 · 2019-05-30 · math.OC · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6Y5Z7BHUM65CFTSIYD6TFV6IW}

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	2026-05-17T23:39:53.698682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fb1dcfc27a33dd116724607e996be45a5aaf66c4a672baa1a2e2f1f31ebaa55

Aliases

arxiv: 1905.13181 · arxiv_version: 1905.13181v1 · doi: 10.48550/arxiv.1905.13181 · pith_short_12: F6Y5Z7BHUM65 · pith_short_16: F6Y5Z7BHUM65CFTS · pith_short_8: F6Y5Z7BH

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/F6Y5Z7BHUM65CFTSIYD6TFV6IW \
  | 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: 2fb1dcfc27a33dd116724607e996be45a5aaf66c4a672baa1a2e2f1f31ebaa55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a94b7f1912386f1cda060ce37c1abddfaddf7de843c5773a77c44da80de105ed",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-05-30T17:09:17Z",
    "title_canon_sha256": "08ad891053453368e4fbe1f1189a35a37e782f3a11c8e5913e7734bfede294e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13181",
    "kind": "arxiv",
    "version": 1
  }
}