Pith Number

pith:FGTY6OOJ

pith:2025:FGTY6OOJ7QY6PL75SN47HTN3XS

not attested not anchored not stored refs pending

Angle-distance decomposition based on deep learning for active sonar detection

Jichao Zhang, Kunde Yang, Xiao-Lei Zhang

arxiv:2507.20651 v1 · 2025-07-28 · 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{FGTY6OOJ7QY6PL75SN47HTN3XS}

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	2026-07-05T11:44:23.521722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29a78f39c9fc31e7affd9379f3cdbbbcaccc570e6082e98b3ccfbe9fc7815563

Aliases

arxiv: 2507.20651 · arxiv_version: 2507.20651v1 · doi: 10.48550/arxiv.2507.20651 · pith_short_12: FGTY6OOJ7QY6 · pith_short_16: FGTY6OOJ7QY6PL75 · pith_short_8: FGTY6OOJ

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/FGTY6OOJ7QY6PL75SN47HTN3XS \
  | 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: 29a78f39c9fc31e7affd9379f3cdbbbcaccc570e6082e98b3ccfbe9fc7815563

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "166c0cd57e8c53f2ac9fa77567fbfc8c49466bbecdc8b3918f3072cb3de95078",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-07-28T09:20:23Z",
    "title_canon_sha256": "08c31405e4ef932e162b911a6a590d83ff3043b143720064762e593aa6447269"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.20651",
    "kind": "arxiv",
    "version": 1
  }
}