Pith Number

pith:DQQRLFXQ

pith:2013:DQQRLFXQCP3QDZZMS7LYOPTPNE

not attested not anchored not stored refs pending

RadioAstron -- a Telescope with a Size of 300 000 km: Main Parameters and First Observational Results

N. S. Kardashev (ASC Lebedev), RadioAstron collaboration, V. V. Khartov (Lavochkin Association)

arxiv:1303.5013 v1 · 2013-03-20 · astro-ph.IM · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQQRLFXQCP3QDZZMS7LYOPTPNE}

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.

Cited by

1 paper in Pith

Multifrequency Synthesis via CHIBI: Colorful Hierarchical Interferometric Bayesian Imaging

Receipt and verification

First computed	2026-05-18T03:30:15.380000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c211596f013f701e72c97d7873e6f69172f7dbeeb13682cb19d901ae9fd71df

Aliases

arxiv: 1303.5013 · arxiv_version: 1303.5013v1 · doi: 10.48550/arxiv.1303.5013 · pith_short_12: DQQRLFXQCP3Q · pith_short_16: DQQRLFXQCP3QDZZM · pith_short_8: DQQRLFXQ

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/DQQRLFXQCP3QDZZMS7LYOPTPNE \
  | 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: 1c211596f013f701e72c97d7873e6f69172f7dbeeb13682cb19d901ae9fd71df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de29b81c9774708b817d5206860346d832e9c70d2fd8f2dfd20622e0da8bd610",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-03-20T18:26:11Z",
    "title_canon_sha256": "98ac0d0881434842ae268ff82f4f740f24d26202c06297f17260e08dce66d424"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5013",
    "kind": "arxiv",
    "version": 1
  }
}