Pith Number

pith:WBUICXCU

pith:2015:WBUICXCU7H5QJ63XHCDZKOGETE

not attested not anchored not stored refs pending

Analysis and Synthesis Prior Greedy Algorithms for Non-linear Sparse Recovery

Angshul Majumdar, Ankita Raj, Kavya Gupta

arxiv:1512.07709 v1 · 2015-12-24 · 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{WBUICXCU7H5QJ63XHCDZKOGETE}

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	2026-05-18T01:23:48.710041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b068815c54f9fb04fb7738879538c499232fdeeb441f2483fbdc2d2c8681225a

Aliases

arxiv: 1512.07709 · arxiv_version: 1512.07709v1 · doi: 10.48550/arxiv.1512.07709 · pith_short_12: WBUICXCU7H5Q · pith_short_16: WBUICXCU7H5QJ63X · pith_short_8: WBUICXCU

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/WBUICXCU7H5QJ63XHCDZKOGETE \
  | 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: b068815c54f9fb04fb7738879538c499232fdeeb441f2483fbdc2d2c8681225a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22c328e3c3e30e66518af2059dcf7c010eb356dd350217b626e52a7ed168d3ad",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-12-24T04:18:15Z",
    "title_canon_sha256": "33b72ca16912b2fc26b65b1afffee68afb238927b9cb8b7fb91bcc5b0de675fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07709",
    "kind": "arxiv",
    "version": 1
  }
}