Pith Number

pith:F7QTIG2S

pith:2011:F7QTIG2SLFVTSTZBEDRELD3SKM

not attested not anchored not stored refs pending

Measurement Bounds for Sparse Signal Ensembles via Graphical Models

Dror Baron, Marco F. Duarte, Michael B. Wakin, Richard G. Baraniuk, Shriram Sarvotham

arxiv:1102.2677 v3 · 2011-02-14 · 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{F7QTIG2SLFVTSTZBEDRELD3SKM}

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	2026-05-18T03:29:39.231257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fe1341b52596b394f2120e2458f72531da690e58a953c8df53469718a9f1491

Aliases

arxiv: 1102.2677 · arxiv_version: 1102.2677v3 · doi: 10.48550/arxiv.1102.2677 · pith_short_12: F7QTIG2SLFVT · pith_short_16: F7QTIG2SLFVTSTZB · pith_short_8: F7QTIG2S

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/F7QTIG2SLFVTSTZBEDRELD3SKM \
  | 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: 2fe1341b52596b394f2120e2458f72531da690e58a953c8df53469718a9f1491

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5700262cce9d726056e43d4f504e9311d6d11dcc69202ed5eb22aa1668bb5ba",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-02-14T05:39:46Z",
    "title_canon_sha256": "528116d46c7107287768b15e20135c1f761ef911f78f98b69e18da2b0d5b890a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2677",
    "kind": "arxiv",
    "version": 3
  }
}