Pith Number

pith:MCDVKEDJ

pith:2011:MCDVKEDJ5TV5QI5XCDATJSL7IX

not attested not anchored not stored refs pending

Discovery of diffuse emission in the galaxy cluster A1689

F. Govoni, G.B. Taylor, G. Giovannini, L. Feretti, M.A. Verheijen, M. Murgia, M. Tugnoli, V. Vacca

arxiv:1106.6228 v2 · 2011-06-30 · 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{MCDVKEDJ5TV5QI5XCDATJSL7IX}

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	2026-05-18T02:01:26.509474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6087551069ecebd823b710c134c97f45c506f115be5626c5ef9d01b0b0162b60

Aliases

arxiv: 1106.6228 · arxiv_version: 1106.6228v2 · doi: 10.48550/arxiv.1106.6228 · pith_short_12: MCDVKEDJ5TV5 · pith_short_16: MCDVKEDJ5TV5QI5X · pith_short_8: MCDVKEDJ

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/MCDVKEDJ5TV5QI5XCDATJSL7IX \
  | 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: 6087551069ecebd823b710c134c97f45c506f115be5626c5ef9d01b0b0162b60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e265022cdf2bc6f64c8d09ecd9a0b85f3b9d014ba97a0da1c44d431d30258777",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-30T14:00:29Z",
    "title_canon_sha256": "36834f256ab88aadd9e53eb85240bbcd8c35e93f97371bb110f097d098b5f5a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.6228",
    "kind": "arxiv",
    "version": 2
  }
}