Pith Number

pith:LB5UFZCI

pith:2017:LB5UFZCIH5K52RLANVOAWJ5AU2

not attested not anchored not stored refs pending

An efficient algorithm for compression-based compressed sensing

Arian Maleki, Sajjad Beygi, Shirin Jalali, Urbashi Mitra

arxiv:1704.01992 v1 · 2017-04-06 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LB5UFZCIH5K52RLANVOAWJ5AU2}

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	2026-05-18T00:46:51.078807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

587b42e4483f55dd45606d5c0b27a0a6b9a9ae7643ed3b67276c12231913f45d

Aliases

arxiv: 1704.01992 · arxiv_version: 1704.01992v1 · doi: 10.48550/arxiv.1704.01992 · pith_short_12: LB5UFZCIH5K5 · pith_short_16: LB5UFZCIH5K52RLA · pith_short_8: LB5UFZCI

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/LB5UFZCIH5K52RLANVOAWJ5AU2 \
  | 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: 587b42e4483f55dd45606d5c0b27a0a6b9a9ae7643ed3b67276c12231913f45d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98d9f477b433df10d4541b0ecfc5d8f142c16a0a38a5f674982fdbaee010c8ac",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-06T19:23:08Z",
    "title_canon_sha256": "8afe5d45db274e29c440457dd54c3277d2ceed3d2b3a169137338499e207df08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01992",
    "kind": "arxiv",
    "version": 1
  }
}