Pith Number

pith:WZL4NPGO

pith:2025:WZL4NPGO2I3NF5J52C3N74E5VM

not attested not anchored not stored refs pending

Advancing Single-Snapshot DOA Estimation with Siamese Neural Networks for Sparse Linear Arrays

Hongshan Liu, Ruxin Zheng, Shunqiao Sun, Yimin D. Zhang

arxiv:2501.07008 v1 · 2025-01-13 · eess.SP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WZL4NPGO2I3NF5J52C3N74E5VM}

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	2026-07-05T10:00:13.662254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b657c6bcced236d2f53dd0b6dff09dab27a178527b22a1164fb6b4021b496704

Aliases

arxiv: 2501.07008 · arxiv_version: 2501.07008v1 · doi: 10.48550/arxiv.2501.07008 · pith_short_12: WZL4NPGO2I3N · pith_short_16: WZL4NPGO2I3NF5J5 · pith_short_8: WZL4NPGO

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/WZL4NPGO2I3NF5J52C3N74E5VM \
  | 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: b657c6bcced236d2f53dd0b6dff09dab27a178527b22a1164fb6b4021b496704

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6d30cbf4a4ed1f5d8e30a382806c3872b8969051772c9bdf98a01d49bcca02c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-01-13T01:59:04Z",
    "title_canon_sha256": "a46b94fd70320fe1d96c4a3397200510dd04c00523755aad2119ef87ddb526a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.07008",
    "kind": "arxiv",
    "version": 1
  }
}