Pith Number

pith:BVB36Z6G

pith:2019:BVB36Z6GA435KRELT2UGQP33BY

not attested not anchored not stored refs pending

Accelerated Structured Alternating Projections for Robust Spectrally Sparse Signal Recovery

Guojian Yin, HanQin Cai, Jian-Feng Cai, Tianming Wang

arxiv:1910.05859 v3 · 2019-10-13 · cs.IT · cs.LG · eess.SP · math.IT · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVB36Z6GA435KRELT2UGQP33BY}

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	2026-07-05T02:12:39.938106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d43bf67c60737d5448b9ea8683f7b0e270a087292928ccaaeb7ecc87666170b

Aliases

arxiv: 1910.05859 · arxiv_version: 1910.05859v3 · doi: 10.48550/arxiv.1910.05859 · pith_short_12: BVB36Z6GA435 · pith_short_16: BVB36Z6GA435KREL · pith_short_8: BVB36Z6G

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/BVB36Z6GA435KRELT2UGQP33BY \
  | 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: 0d43bf67c60737d5448b9ea8683f7b0e270a087292928ccaaeb7ecc87666170b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba4f1eb72cbd6b205d49345d3a15cfd516ec1bb89c97641923379b83d2d8472f",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP",
      "math.IT",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-10-13T23:12:59Z",
    "title_canon_sha256": "a830b3c464f684cc1f79a50e6596ab3e2eb7beb98396db8d3767a4a2d75cba25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.05859",
    "kind": "arxiv",
    "version": 3
  }
}