Pith Number

pith:2ZDD2FUJ

pith:2015:2ZDD2FUJWQTF3AJC525EUC4GXU

not attested not anchored not stored refs pending

Gridless Quadrature Compressive Sampling with Interpolated Array Technique

Feng Xi, ShengYao Chen, Yimin D. Zhang, Zhong Liu

arxiv:1503.00436 v1 · 2015-03-02 · 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{2ZDD2FUJWQTF3AJC525EUC4GXU}

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	2026-05-18T02:25:54.477283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6463d1689b4265d8122eeba4a0b86bd360bab92fc9246c26b394e02834dfb5c

Aliases

arxiv: 1503.00436 · arxiv_version: 1503.00436v1 · doi: 10.48550/arxiv.1503.00436 · pith_short_12: 2ZDD2FUJWQTF · pith_short_16: 2ZDD2FUJWQTF3AJC · pith_short_8: 2ZDD2FUJ

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/2ZDD2FUJWQTF3AJC525EUC4GXU \
  | 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: d6463d1689b4265d8122eeba4a0b86bd360bab92fc9246c26b394e02834dfb5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "757db192298ef56a1e2dab9d2d6aa4ef5cd2d5381403e57402842a6e431fcbb4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-03-02T08:32:06Z",
    "title_canon_sha256": "32bd5746ccd037d7610a67fcf9985cf9b3711d467e47f6c053a7ec62edc506f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00436",
    "kind": "arxiv",
    "version": 1
  }
}