Pith Number

pith:CW2HCCCA

pith:2021:CW2HCCCADLWKCN5VZFI2TTCUYE

not attested not anchored not stored refs pending

Newtonalized Orthogonal Matching Pursuit for Linear Frequency Modulated Pulse Frequency Agile Radar

Chunyi Song, Honghui Guo, Jiang Zhu, Ning Zhang, Zhiwei Xu

arxiv:2101.12456 v1 · 2021-01-29 · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CW2HCCCADLWKCN5VZFI2TTCUYE}

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	2026-07-05T02:10:44.327475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15b47108401aeca137b5c951a9cc54c132791b223c7177b001ffa6dfb2ab01f2

Aliases

arxiv: 2101.12456 · arxiv_version: 2101.12456v1 · doi: 10.48550/arxiv.2101.12456 · pith_short_12: CW2HCCCADLWK · pith_short_16: CW2HCCCADLWKCN5V · pith_short_8: CW2HCCCA

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/CW2HCCCADLWKCN5VZFI2TTCUYE \
  | 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: 15b47108401aeca137b5c951a9cc54c132791b223c7177b001ffa6dfb2ab01f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5e063d1444bd17faa96a223a8a606610453f59f58142bbd751b1344dd441ec6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-01-29T08:06:44Z",
    "title_canon_sha256": "c6ded50314198266f352576d5b57fd57bcaa2de64b9ea4e7c15668125dda99df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.12456",
    "kind": "arxiv",
    "version": 1
  }
}