Pith Number

pith:45YFXOZR

pith:2016:45YFXOZR233D2NBRV4VSGCNUSQ

not attested not anchored not stored refs pending

Compressed sensing with local structure: uniform recovery guarantees for the sparsity in levels class

Ben Adcock, Chen Li

arxiv:1601.01988 v3 · 2016-01-08 · cs.IT · math.IT · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45YFXOZR233D2NBRV4VSGCNUSQ}

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	2026-05-18T00:43:13.508870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7705bbb31d6f63d3431af2b2309b49417b3c6319792a912432c36effdc6cd15

Aliases

arxiv: 1601.01988 · arxiv_version: 1601.01988v3 · doi: 10.48550/arxiv.1601.01988 · pith_short_12: 45YFXOZR233D · pith_short_16: 45YFXOZR233D2NBR · pith_short_8: 45YFXOZR

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/45YFXOZR233D2NBRV4VSGCNUSQ \
  | 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: e7705bbb31d6f63d3431af2b2309b49417b3c6319792a912432c36effdc6cd15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f5453b6ef35473d4cd23a87fd55f186e2f2568740796859a414a64b407c5c00",
    "cross_cats_sorted": [
      "math.IT",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-01-08T19:36:23Z",
    "title_canon_sha256": "d5191bb45bddd3af856e792e268f1590cca1408b40885e27f1f61bd0d5683c92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01988",
    "kind": "arxiv",
    "version": 3
  }
}