Pith Number

pith:Q4VZVU2Q

pith:2017:Q4VZVU2QCTKXF5YLL34NV4YULN

not attested not anchored not stored refs pending

NOMA based Calibration for Large-Scale Spaceborne Antenna Arrays

Chengwen Xing, Jianping An, Shuai Wang, Xiangyuan Bu, Yujie Lin

arxiv:1704.03603 v2 · 2017-04-12 · 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{Q4VZVU2QCTKXF5YLL34NV4YULN}

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	2026-05-18T00:41:17.736305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

872b9ad35014d572f70b5ef8daf3145b5ecb0484d5be115cedd065083c06ea7a

Aliases

arxiv: 1704.03603 · arxiv_version: 1704.03603v2 · doi: 10.48550/arxiv.1704.03603 · pith_short_12: Q4VZVU2QCTKX · pith_short_16: Q4VZVU2QCTKXF5YL · pith_short_8: Q4VZVU2Q

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/Q4VZVU2QCTKXF5YLL34NV4YULN \
  | 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: 872b9ad35014d572f70b5ef8daf3145b5ecb0484d5be115cedd065083c06ea7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15663cada6b454f67f87df138e1a7514e39b8b4a41f6fde247158a739858c20d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-12T02:48:17Z",
    "title_canon_sha256": "73535a9fcb9b651cd68715e0c6586653a36783cb2cbc08323343c94fe92fe11e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03603",
    "kind": "arxiv",
    "version": 2
  }
}