Pith Number

pith:ZEHBHLMY

pith:2025:ZEHBHLMYXXX7MMVWKJRPDW2LYG

not attested not anchored not stored refs pending

Combining Discrete Wavelet and Cosine Transforms for Efficient Sentence Embedding

Abdou Youssef, Mona Diab, Rana Salama

arxiv:2508.00420 v1 · 2025-08-01 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZEHBHLMYXXX7MMVWKJRPDW2LYG}

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	2026-07-05T11:46:55.774591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c90e13ad98bdeff632b65262f1db4bc1aa70670eeec0cd6c903a5c787164510d

Aliases

arxiv: 2508.00420 · arxiv_version: 2508.00420v1 · doi: 10.48550/arxiv.2508.00420 · pith_short_12: ZEHBHLMYXXX7 · pith_short_16: ZEHBHLMYXXX7MMVW · pith_short_8: ZEHBHLMY

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/ZEHBHLMYXXX7MMVWKJRPDW2LYG \
  | 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: c90e13ad98bdeff632b65262f1db4bc1aa70670eeec0cd6c903a5c787164510d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d92ae2b0ea521d1cd7e3b8fff371d23b5789debbf7c93575b1936bcca253f27e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-08-01T08:17:41Z",
    "title_canon_sha256": "3ba4283c003f14bd3f7c599e20ad085f1d63e1c57859839b6950957197f9f7ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00420",
    "kind": "arxiv",
    "version": 1
  }
}