Pith Number

pith:YMRSSK3I

pith:2013:YMRSSK3IXEMWJAEAWGET444O7B

not attested not anchored not stored refs pending

Random Subdictionaries and Coherence Conditions for Sparse Signal Recovery

Alexander Barg, Arya Mazumdar, Rongrong Wang

arxiv:1303.1847 v1 · 2013-03-07 · 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{YMRSSK3IXEMWJAEAWGET444O7B}

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	2026-05-18T03:31:32.156365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c323292b68b919648080b1893e738ef8650c7f16d8261cb23f8d3c87b18ad1a4

Aliases

arxiv: 1303.1847 · arxiv_version: 1303.1847v1 · doi: 10.48550/arxiv.1303.1847 · pith_short_12: YMRSSK3IXEMW · pith_short_16: YMRSSK3IXEMWJAEA · pith_short_8: YMRSSK3I

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/YMRSSK3IXEMWJAEAWGET444O7B \
  | 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: c323292b68b919648080b1893e738ef8650c7f16d8261cb23f8d3c87b18ad1a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f6d08dcd166ecfe620d31f526faa7a59d02acc44592be8e703b0e7a946b21c6",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-07T23:11:37Z",
    "title_canon_sha256": "7f3f6132564e546cdc6e6905f7906f4e87037408e3503284a18f3f9f9341f62b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1847",
    "kind": "arxiv",
    "version": 1
  }
}