Pith Number

pith:VRJIIQ6P

pith:2015:VRJIIQ6PDDVTUJFFUDGIPEGRGO

not attested not anchored not stored refs pending

Compressed sensing with structured sparsity and structured acquisition

Claire Boyer, J\'er\'emie Bigot, Pierre Weiss

arxiv:1505.01619 v2 · 2015-05-07 · 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{VRJIIQ6PDDVTUJFFUDGIPEGRGO}

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	2026-05-18T01:12:36.330704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac528443cf18eb3a24a5a0cc8790d133bc52f66735f6840f8cab747e6d7cb212

Aliases

arxiv: 1505.01619 · arxiv_version: 1505.01619v2 · doi: 10.48550/arxiv.1505.01619 · pith_short_12: VRJIIQ6PDDVT · pith_short_16: VRJIIQ6PDDVTUJFF · pith_short_8: VRJIIQ6P

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/VRJIIQ6PDDVTUJFFUDGIPEGRGO \
  | 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: ac528443cf18eb3a24a5a0cc8790d133bc52f66735f6840f8cab747e6d7cb212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad5f082713de65d347052beed439dc3aa893f123aef9aee5aa1d9f4b79cd7602",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-07T08:15:17Z",
    "title_canon_sha256": "64500359261f7083eb39450d6628c32a20452e19fe973bca7a076a4bdba2053a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01619",
    "kind": "arxiv",
    "version": 2
  }
}