Pith Number

pith:IIDS7GPV

pith:2011:IIDS7GPVFDT35CZ7Y7IGM7SL6Y

not attested not anchored not stored refs pending

Compressed Beamforming Applied to B-Mode Ultrasound Imaging

Arie Feuer, Noam Wagner, Yonina C. Eldar, Zvi Friedman

arxiv:1201.1200 v1 · 2011-11-19 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IIDS7GPVFDT35CZ7Y7IGM7SL6Y}

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	2026-05-18T04:05:05.750923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42072f99f528e7be8b3fc7d0667e4bf619fd3d842fdf8a50bc01528779dd6039

Aliases

arxiv: 1201.1200 · arxiv_version: 1201.1200v1 · doi: 10.48550/arxiv.1201.1200 · pith_short_12: IIDS7GPVFDT3 · pith_short_16: IIDS7GPVFDT35CZ7 · pith_short_8: IIDS7GPV

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/IIDS7GPVFDT35CZ7Y7IGM7SL6Y \
  | 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: 42072f99f528e7be8b3fc7d0667e4bf619fd3d842fdf8a50bc01528779dd6039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7190cc090c0ddd0f52a8115815af5c919a0cfcb0f1fa6fcaf92362bb02284428",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2011-11-19T11:54:13Z",
    "title_canon_sha256": "170785ec993daec2b7de12cf5fcc6d8a42e770d5936a5779c47632011e74b678"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1200",
    "kind": "arxiv",
    "version": 1
  }
}