Pith Number

pith:FAMFD7ZS

pith:2015:FAMFD7ZSZC4FLZGMJNVASXOUVZ

not attested not anchored not stored refs pending

Is "Compressed Sensing" compressive? Can it beat the Nyquist Sampling Approach?

L. Yaroslavsky

arxiv:1501.01811 v2 · 2015-01-08 · physics.optics · 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{FAMFD7ZSZC4FLZGMJNVASXOUVZ}

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	2026-05-18T02:27:43.923154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

281851ff32c8b855e4cc4b6a095dd4ae49f60db34387cd3133ebf19f57b455b6

Aliases

arxiv: 1501.01811 · arxiv_version: 1501.01811v2 · doi: 10.48550/arxiv.1501.01811 · pith_short_12: FAMFD7ZSZC4F · pith_short_16: FAMFD7ZSZC4FLZGM · pith_short_8: FAMFD7ZS

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/FAMFD7ZSZC4FLZGMJNVASXOUVZ \
  | 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: 281851ff32c8b855e4cc4b6a095dd4ae49f60db34387cd3133ebf19f57b455b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4840a3af4db118a9014fe882c90a83042f7b6861ef6be56409a1952f37820e8f",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-01-08T11:59:26Z",
    "title_canon_sha256": "beb4d2894d4c782b681dad7df8b79f2ed9cabf0b7d7b361a39eb3ca21152acfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01811",
    "kind": "arxiv",
    "version": 2
  }
}