Pith Number

pith:W2MAEP63

pith:2025:W2MAEP63CVQFDNF3AXMS5CLKOJ

not attested not anchored not stored refs pending

The Computation of Generalized Embeddings for Underwater Acoustic Target Recognition using Contrastive Learning

Arwin Gansekoele, Hilde I. Hummel, Rob van der Mei, Sandjai Bhulai

arxiv:2505.12904 v1 · 2025-05-19 · cs.SD · cs.AI · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W2MAEP63CVQFDNF3AXMS5CLKOJ}

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	2026-07-05T11:05:11.560559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b698023fdb156051b4bb05d92e896a724f23e1c4d8902a665bed7b21776beb3d

Aliases

arxiv: 2505.12904 · arxiv_version: 2505.12904v1 · doi: 10.48550/arxiv.2505.12904 · pith_short_12: W2MAEP63CVQF · pith_short_16: W2MAEP63CVQFDNF3 · pith_short_8: W2MAEP63

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/W2MAEP63CVQFDNF3AXMS5CLKOJ \
  | 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: b698023fdb156051b4bb05d92e896a724f23e1c4d8902a665bed7b21776beb3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8305827f9e76dedb1e4fae4f0fe4bdf557d91db22a68237bea3275ecef826b46",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.AS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2025-05-19T09:37:46Z",
    "title_canon_sha256": "7f2cc409d60515788f7b3152740ca4fe19a8200e045f1178abe381f39cc49c1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.12904",
    "kind": "arxiv",
    "version": 1
  }
}