Pith Number

pith:7ZLQJEIS

pith:2015:7ZLQJEISGYHLOS4IXSFDA555ZD

not attested not anchored not stored refs pending

Support Recovery for Sparse Deconvolution of Positive Measures

Gabriel Peyr\'e, Quentin Denoyelle, Vincent Duval

arxiv:1506.08264 v2 · 2015-06-27 · 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{7ZLQJEISGYHLOS4IXSFDA555ZD}

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	2026-05-18T01:06:41.057076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe57049112360eb74b88bc8a3077bdc8ce8fc1bf58ebbb9749260d2e4e853de8

Aliases

arxiv: 1506.08264 · arxiv_version: 1506.08264v2 · doi: 10.48550/arxiv.1506.08264 · pith_short_12: 7ZLQJEISGYHL · pith_short_16: 7ZLQJEISGYHLOS4I · pith_short_8: 7ZLQJEIS

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/7ZLQJEISGYHLOS4IXSFDA555ZD \
  | 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: fe57049112360eb74b88bc8a3077bdc8ce8fc1bf58ebbb9749260d2e4e853de8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec735e25e1ece7d431ae88b3b49c8a7639882bc2ec445a5b876d9b3ae21b5e92",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-06-27T06:46:39Z",
    "title_canon_sha256": "c7ca771a63a27523832ce8ea8a1e9e208074bfefb83d1683a5a2e4e7b1e3cc15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08264",
    "kind": "arxiv",
    "version": 2
  }
}