Pith Number

pith:U6XM7BSA

pith:2017:U6XM7BSAPTUNWBCCSWCC4GYCML

not attested not anchored not stored refs pending

Quantized Spectral Compressed Sensing: Cramer-Rao Bounds and Recovery Algorithms

Haoyu Fu, Yuejie Chi

arxiv:1710.03654 v3 · 2017-10-10 · eess.SP · 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{U6XM7BSAPTUNWBCCSWCC4GYCML}

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	2026-05-18T00:15:20.626101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7aecf86407ce8db044295842e1b0262ec7910db7566629a063e37b65d9a59eb

Aliases

arxiv: 1710.03654 · arxiv_version: 1710.03654v3 · doi: 10.48550/arxiv.1710.03654 · pith_short_12: U6XM7BSAPTUN · pith_short_16: U6XM7BSAPTUNWBCC · pith_short_8: U6XM7BSA

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/U6XM7BSAPTUNWBCCSWCC4GYCML \
  | 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: a7aecf86407ce8db044295842e1b0262ec7910db7566629a063e37b65d9a59eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7198fec2676037d6d6a00aac3371edecf4241c986cbdaff00dec82f9244a2da2",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2017-10-10T15:27:39Z",
    "title_canon_sha256": "7e7469feb50084fa36eb204c69a5cb00bc52a330c36c335faf24faf8c215c83f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.03654",
    "kind": "arxiv",
    "version": 3
  }
}