Pith Number

pith:KOSLHNRP

pith:2012:KOSLHNRP3CGXJE7TXRWWYSAFO3

not attested not anchored not stored refs pending

Compressed sensing with sparse, structured matrices

Federico Ricci-Tersenghi, Maria Chiara Angelini, Yoshiyuki Kabashima

arxiv:1207.2853 v2 · 2012-07-12 · cs.IT · cond-mat.dis-nn · cond-mat.stat-mech · 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{KOSLHNRP3CGXJE7TXRWWYSAFO3}

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	2026-05-18T03:28:17.461521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53a4b3b62fd88d7493f3bc6d6c480576eca06c98d789261f05a4ea6ea878f7a7

Aliases

arxiv: 1207.2853 · arxiv_version: 1207.2853v2 · doi: 10.48550/arxiv.1207.2853 · pith_short_12: KOSLHNRP3CGX · pith_short_16: KOSLHNRP3CGXJE7T · pith_short_8: KOSLHNRP

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/KOSLHNRP3CGXJE7TXRWWYSAFO3 \
  | 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: 53a4b3b62fd88d7493f3bc6d6c480576eca06c98d789261f05a4ea6ea878f7a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0b579c320b8dcc3b16cabb9e8ed31672b08107e11414d70aba25c833ea27e6e",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.stat-mech",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-07-12T06:16:33Z",
    "title_canon_sha256": "09be205904d51021b92ab740141a18295286289dd351aa6203b8d7b532e4b4d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2853",
    "kind": "arxiv",
    "version": 2
  }
}