Pith Number

pith:U53UJKI2

pith:2011:U53UJKI2A545YBXY253PWSNVE4

not attested not anchored not stored refs pending

The XMM Cluster Survey: Optical analysis methodology and the first data release

A. Kathy Romer, Alastair C. Edge, Andrew R. Liddle, Ben Hoyle, Chris A. Collins, Christophe Benoist, Christopher J. Miller, C. J. Short, Claire Burke, Craig D. Harrison, David Wake, Edward M. Edmondson, E. J. Lloyd-Davies, E. Naomi Dubois, Heather C. Campbell, John P. Stott, L. Christodoulou, Leon Baruah, Luiz da Costa, Marcio A. G. Maia, Mark Hosmer, Martin Sahlen, Mathew Smith, Matt Hilton, Michael Davidson, Michael West, Nicola Mehrtens, Owain Young, Paul-James Deadman, Pedro T. P. Viana, Philip J. Rooney, Ricardo Ogando, Robert C. Nichol, Robert G. Mann, S. A. Stanford, Scott T. Kay, William A. Watson

arxiv:1106.3056 v2 · 2011-06-15 · 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{U53UJKI2A545YBXY253PWSNVE4}

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	2026-05-18T02:01:36.736443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a77744a91a0779dc06f8d776fb49b52722f0bc502d9d2a60a4aa341008e8b8c3

Aliases

arxiv: 1106.3056 · arxiv_version: 1106.3056v2 · doi: 10.48550/arxiv.1106.3056 · pith_short_12: U53UJKI2A545 · pith_short_16: U53UJKI2A545YBXY · pith_short_8: U53UJKI2

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/U53UJKI2A545YBXY253PWSNVE4 \
  | 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: a77744a91a0779dc06f8d776fb49b52722f0bc502d9d2a60a4aa341008e8b8c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8584589a583f779afb117dd8e45802df0de3576ef14b0b7f2b500c1e71f8cbf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-15T19:08:40Z",
    "title_canon_sha256": "cf70ef28e488c6a1e1793361f0ce8853e795c28d53c8a09001e52ca0b9a6bdb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3056",
    "kind": "arxiv",
    "version": 2
  }
}