Pith Number

pith:WL267Y72

pith:2011:WL267Y72UWCBFORIDZSOLPFXMK

not attested not anchored not stored refs pending

THACO, a Test Facility for Characterizing the Noise Performance of Active Antenna Arrays

E. E. M. Woestenburg, L. Bakker, M. Ruiter, M. V. Ivashina, R. H. Witvers

arxiv:1108.5430 v2 · 2011-08-27 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WL267Y72UWCBFORIDZSOLPFXMK}

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	2026-05-18T04:11:07.122230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2f5efe3faa58412ba281e64e5bcb7628cfd0a2e7f8bb5d3e9e39fc6fae754a2

Aliases

arxiv: 1108.5430 · arxiv_version: 1108.5430v2 · doi: 10.48550/arxiv.1108.5430 · pith_short_12: WL267Y72UWCB · pith_short_16: WL267Y72UWCBFORI · pith_short_8: WL267Y72

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/WL267Y72UWCBFORIDZSOLPFXMK \
  | 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: b2f5efe3faa58412ba281e64e5bcb7628cfd0a2e7f8bb5d3e9e39fc6fae754a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d95e35efdec885293efd71b73e495e8bb8a7c443dc46e44ed18df9f778876bc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-08-27T08:38:48Z",
    "title_canon_sha256": "a8dabf1c71b2c6106823e6c2893e90a32abc32c63c11020f78750c4a5a7c6b09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5430",
    "kind": "arxiv",
    "version": 2
  }
}