Pith Number

pith:4RGMV54F

pith:2019:4RGMV54FEU2NB6ZY2DWXR2KVSY

not attested not anchored not stored refs pending

Hybrid Beamformer Design for High Dynamic Range Ambient Backscatter Receivers

Estifanos Menta, H\"useyin Yi\u{g}itler, Riku J\"antti, Ruifeng Duan, Zhu Han

arxiv:1901.05323 v2 · 2019-01-16 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RGMV54FEU2NB6ZY2DWXR2KVSY}

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	2026-05-17T23:55:52.633077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44ccaf7852534d0fb38d0ed78e9559637dc5edfaff11177cb842768e1c6533d

Aliases

arxiv: 1901.05323 · arxiv_version: 1901.05323v2 · doi: 10.48550/arxiv.1901.05323 · pith_short_12: 4RGMV54FEU2N · pith_short_16: 4RGMV54FEU2NB6ZY · pith_short_8: 4RGMV54F

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/4RGMV54FEU2NB6ZY2DWXR2KVSY \
  | 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: e44ccaf7852534d0fb38d0ed78e9559637dc5edfaff11177cb842768e1c6533d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f16fe27a53a3d694e3acac1ff206ead40dd04e5ef62168aeedf3e94c5c64fcf4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-16T14:48:25Z",
    "title_canon_sha256": "0101eed54310d0cc49f59a6b41b2b211af560c0cbe588dca063e518c59dd20fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05323",
    "kind": "arxiv",
    "version": 2
  }
}