Pith Number

pith:7NJLQKKZ

pith:2026:7NJLQKKZLVPRHULQDGKQSMC5CJ

not attested not anchored not stored refs pending

Transmit Beamforming for High-Rate Underwater Acoustic Communications

Andrew C. Singer, Diego A. Cuji, Milica Stojanovic

arxiv:2605.14919 v1 · 2026-05-14 · 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{7NJLQKKZLVPRHULQDGKQSMC5CJ}

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	2026-05-17T23:38:55.678447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb52b829595d5f13d170199509305d127fceebe52531ae06579f82dddffb73c1

Aliases

arxiv: 2605.14919 · arxiv_version: 2605.14919v1 · doi: 10.48550/arxiv.2605.14919 · pith_short_12: 7NJLQKKZLVPR · pith_short_16: 7NJLQKKZLVPRHULQ · pith_short_8: 7NJLQKKZ

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/7NJLQKKZLVPRHULQDGKQSMC5CJ \
  | 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: fb52b829595d5f13d170199509305d127fceebe52531ae06579f82dddffb73c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b4029e341d235c54a9eca62e9b376e09473453912af62515eded55d8527f4fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-05-14T14:54:21Z",
    "title_canon_sha256": "e39e74e2becc3bdb3f501564b03318b34bc359f8dd4e53e5269de95ccc5e4c78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14919",
    "kind": "arxiv",
    "version": 1
  }
}