Pith Number

pith:Y3P3H3EA

pith:2015:Y3P3H3EA5OHN5CUHUPXASKUB3T

not attested not anchored not stored refs pending

Isometric sketching of any set via the Restricted Isometry Property

Benjamin Recht, Mahdi Soltanolkotabi, Samet Oymak

arxiv:1506.03521 v2 · 2015-06-11 · cs.IT · cs.DS · math.IT · math.PR · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3P3H3EA5OHN5CUHUPXASKUB3T}

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	2026-05-18T01:30:50.882296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6dfb3ec80eb8ede8a87a3ee092a81dccd3bb38c487abccf1b163d508c9b1413

Aliases

arxiv: 1506.03521 · arxiv_version: 1506.03521v2 · doi: 10.48550/arxiv.1506.03521 · pith_short_12: Y3P3H3EA5OHN · pith_short_16: Y3P3H3EA5OHN5CUH · pith_short_8: Y3P3H3EA

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/Y3P3H3EA5OHN5CUHUPXASKUB3T \
  | 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: c6dfb3ec80eb8ede8a87a3ee092a81dccd3bb38c487abccf1b163d508c9b1413

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "081fae479a3f24e1f0ae4cd85496977364e8a350341de32cd45cbd03f78b4fbb",
    "cross_cats_sorted": [
      "cs.DS",
      "math.IT",
      "math.PR",
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-06-11T00:49:51Z",
    "title_canon_sha256": "101b54c4980e94d57dc9b9a4758930b3110b6c2d86f681c0ffd3981bf79fa0d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03521",
    "kind": "arxiv",
    "version": 2
  }
}