Pith Number

pith:5KWTMEN3

pith:2012:5KWTMEN3EVL2ETIM35YIJORRQH

not attested not anchored not stored refs pending

Cost-effective aperture arrays for SKA Phase 1: single or dual-band?

A. W. Gunst, P. J. Hall, T. M. Colegate

arxiv:1203.0413 v1 · 2012-03-02 · 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{5KWTMEN3EVL2ETIM35YIJORRQH}

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	2026-05-18T04:00:15.192101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaad3611bb2557a24d0cdf7084ba3181f12a70c30e95cdae6061bdab1cdc746c

Aliases

arxiv: 1203.0413 · arxiv_version: 1203.0413v1 · doi: 10.48550/arxiv.1203.0413 · pith_short_12: 5KWTMEN3EVL2 · pith_short_16: 5KWTMEN3EVL2ETIM · pith_short_8: 5KWTMEN3

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/5KWTMEN3EVL2ETIM35YIJORRQH \
  | 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: eaad3611bb2557a24d0cdf7084ba3181f12a70c30e95cdae6061bdab1cdc746c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73110d97873d77d46ab1ad800eb1e857e3d36edd59de3c13aaca8437185bdddb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-03-02T10:37:35Z",
    "title_canon_sha256": "302cb378af9a6dbea06333d66155703c9f9c7877d602b1b1f7f2f691b4abe740"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0413",
    "kind": "arxiv",
    "version": 1
  }
}