Pith Number

pith:LUDBHJRS

pith:2019:LUDBHJRSAUCW433KPPWFTDDWGM

not attested not anchored not stored refs pending

Compressive Multidimensional Harmonic Retrieval with Prior Knowledge

Xiaodong Wang, Xu Zhang, Yinchuan Li, Zegang Ding

arxiv:1904.11404 v1 · 2019-04-25 · 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{LUDBHJRSAUCW433KPPWFTDDWGM}

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	2026-05-17T23:47:44.996788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d0613a63205056e6f6a7bec598c76333e26654ab4d47500e81654e11af1d542

Aliases

arxiv: 1904.11404 · arxiv_version: 1904.11404v1 · doi: 10.48550/arxiv.1904.11404 · pith_short_12: LUDBHJRSAUCW · pith_short_16: LUDBHJRSAUCW433K · pith_short_8: LUDBHJRS

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/LUDBHJRSAUCW433KPPWFTDDWGM \
  | 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: 5d0613a63205056e6f6a7bec598c76333e26654ab4d47500e81654e11af1d542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b73493e348383f217740cdc5b401b8966dc513bd50239ea080a9cab0bf5803d6",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-25T15:22:58Z",
    "title_canon_sha256": "d3314939535ffd5c12ab839cd3a4a5af6dc91d8b41755db7739dd016d107b212"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11404",
    "kind": "arxiv",
    "version": 1
  }
}