Pith Number

pith:SKR7MWT6

pith:2011:SKR7MWT66IR4PQQOP3PL2IWK7Y

not attested not anchored not stored refs pending

An Axi-Symmetric Segmented Composite SKA Dish Design: Performance and Production Analysis

A. van Ardenne, J. Dekker, J.G. Bij de Vaate, M. Arts, M.V. Ivashina, O.A. Iupikov, R. Bakker

arxiv:1108.5426 v1 · 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{SKR7MWT66IR4PQQOP3PL2IWK7Y}

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	2026-05-18T04:14:37.531008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92a3f65a7ef223c7c20e7edebd22cafe34675ec2c4a2613ceb73464e683f6301

Aliases

arxiv: 1108.5426 · arxiv_version: 1108.5426v1 · doi: 10.48550/arxiv.1108.5426 · pith_short_12: SKR7MWT66IR4 · pith_short_16: SKR7MWT66IR4PQQO · pith_short_8: SKR7MWT6

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/SKR7MWT66IR4PQQOP3PL2IWK7Y \
  | 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: 92a3f65a7ef223c7c20e7edebd22cafe34675ec2c4a2613ceb73464e683f6301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba4f268df8884c78968b0c86d49559f2ac478bdc4dab1fb8d6627e774e7bf4a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-08-27T07:39:35Z",
    "title_canon_sha256": "c70c28d28e4cea2b94fb5960f602c2a72adc8697908d4c8b5ddca5c6f792ddb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5426",
    "kind": "arxiv",
    "version": 1
  }
}