Pith Number

pith:OTZAMKFJ

pith:2011:OTZAMKFJZWAU3XCD7TTK4VOZV3

not attested not anchored not stored refs pending

Low-frequency radio observations of the galaxy cluster CIZA J2242.8+5301

H. J. A. Rottgering, H. T. Intema, M. Bruggen, M. Hoeft, R. J. van Weeren

arxiv:1101.5161 v2 · 2011-01-26 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OTZAMKFJZWAU3XCD7TTK4VOZV3}

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	2026-05-18T04:30:04.470891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74f20628a9cd814ddc43fce6ae55d9aec3aef0c3cfac18d58de912d66b5cdea0

Aliases

arxiv: 1101.5161 · arxiv_version: 1101.5161v2 · doi: 10.48550/arxiv.1101.5161 · pith_short_12: OTZAMKFJZWAU · pith_short_16: OTZAMKFJZWAU3XCD · pith_short_8: OTZAMKFJ

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/OTZAMKFJZWAU3XCD7TTK4VOZV3 \
  | 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: 74f20628a9cd814ddc43fce6ae55d9aec3aef0c3cfac18d58de912d66b5cdea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2816a552f09f7b5b0955d1af5a0709886c5d79cbb15c06f9f29eb459c228f5d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-26T21:01:03Z",
    "title_canon_sha256": "52655d691e5834c4aadaba0a2da828a3a55e695aaf1e590d9128c114da5d5bcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5161",
    "kind": "arxiv",
    "version": 2
  }
}