Pith Number

pith:V4ZZKRGH

pith:2016:V4ZZKRGHILWLFVF3NP6HYHFBPU

not attested not anchored not stored refs pending

Adapting to unknown noise level in sparse deconvolution

Claire Boyer, Joseph Salmon, Yohann De Castro

arxiv:1606.04760 v2 · 2016-06-15 · cs.IT · math.IT · math.OC · math.ST · 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{V4ZZKRGHILWLFVF3NP6HYHFBPU}

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	2026-05-18T01:01:44.440190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af339544c742ecb2d4bb6bfc7c1ca17d2adceed75fa920ffb729066b146486fc

Aliases

arxiv: 1606.04760 · arxiv_version: 1606.04760v2 · doi: 10.48550/arxiv.1606.04760 · pith_short_12: V4ZZKRGHILWL · pith_short_16: V4ZZKRGHILWLFVF3 · pith_short_8: V4ZZKRGH

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/V4ZZKRGHILWLFVF3NP6HYHFBPU \
  | 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: af339544c742ecb2d4bb6bfc7c1ca17d2adceed75fa920ffb729066b146486fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d7234898d602e2ff2274c478b0bb924a3785c461c29df1ccc48018febb703f6",
    "cross_cats_sorted": [
      "math.IT",
      "math.OC",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-06-15T13:40:31Z",
    "title_canon_sha256": "da576decaa11ee893c37ec112c7e06c23e9ff62aed03d5e642f6f579e705c801"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.04760",
    "kind": "arxiv",
    "version": 2
  }
}