Pith Number

pith:J6CQTQE7

pith:2019:J6CQTQE7WWHCGBDASQFAM6P3ZY

not attested not anchored not stored refs pending

Trading beams for bandwidth: Imaging with randomized beamforming

Justin Romberg, Mark A. Davenport, Rakshith Sharma Srinivasa

arxiv:1902.00075 v1 · 2019-01-31 · eess.SP · eess.IV · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J6CQTQE7WWHCGBDASQFAM6P3ZY}

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	2026-05-17T23:54:58.306609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f8509c09fb58e230460940a0679fbce35e8fac0aab6e403e60688ae138e6066

Aliases

arxiv: 1902.00075 · arxiv_version: 1902.00075v1 · doi: 10.48550/arxiv.1902.00075 · pith_short_12: J6CQTQE7WWHC · pith_short_16: J6CQTQE7WWHCGBDA · pith_short_8: J6CQTQE7

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/J6CQTQE7WWHCGBDASQFAM6P3ZY \
  | 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: 4f8509c09fb58e230460940a0679fbce35e8fac0aab6e403e60688ae138e6066

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c00c4ddddc3d3d5aa4da36d4027c8cdab1480a039db2c05db9ffc3b62442d2cf",
    "cross_cats_sorted": [
      "eess.IV",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-01-31T21:17:20Z",
    "title_canon_sha256": "413ceaa2270609a19736d1011555af301e2a5cf8a7fd09fb422552d895fa4b04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00075",
    "kind": "arxiv",
    "version": 1
  }
}