Pith Number

pith:XEROJSVN

pith:2018:XEROJSVNRGOAX3ZPDQNW5OJP4X

not attested not anchored not stored refs pending

Vandermonde Factorization of Hankel Matrix for Complex Exponential Signal Recovery -- Application in Fast NMR Spectroscopy

Di Guo, Gongguo Tang, Jian-Feng Cai, Jiaxi Ying, Xiaobo Qu, Zhong Chen

arxiv:1809.00750 v1 · 2018-09-04 · 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{XEROJSVNRGOAX3ZPDQNW5OJP4X}

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	2026-05-18T00:03:01.732605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b922e4caad899c0bef2f1c1b6eb92fe5e89b8a163ee86ffde468e75d15b14427

Aliases

arxiv: 1809.00750 · arxiv_version: 1809.00750v1 · doi: 10.48550/arxiv.1809.00750 · pith_short_12: XEROJSVNRGOA · pith_short_16: XEROJSVNRGOAX3ZP · pith_short_8: XEROJSVN

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/XEROJSVNRGOAX3ZPDQNW5OJP4X \
  | 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: b922e4caad899c0bef2f1c1b6eb92fe5e89b8a163ee86ffde468e75d15b14427

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48d6c47ebd9097984184ac1632d3c7517f7294781c606a91358f7ea0867c2e7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-09-04T00:24:14Z",
    "title_canon_sha256": "cd2a1175736735fca329cf22c0d8a0c9e47724bbf2c941767fc8fd1271f48cba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00750",
    "kind": "arxiv",
    "version": 1
  }
}