Pith Number

pith:N2HMFMCR

pith:2011:N2HMFMCRKTV3G5RGO5NVR3T2JK

not attested not anchored not stored refs pending

The X-ray luminous galaxy cluster XMMU J1007.4+1237 at z=1.56 - The dawn of starburst activity in cluster cores

Alessandro Nastasi, Arjen de Hoon, Axel D. Schwope, Daniele Pierini, Gabriel W. Pratt, Georg Lamer, Hans B\"ohringer, Hernan Quintana, Jan Kohnert, Joana S. Santos, Joseph J. Mohr, Martin M\"uhlegger, Piero Rosati, Rene Fassbender, Robert Suhada

arxiv:1101.3313 v1 · 2011-01-17 · 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{N2HMFMCRKTV3G5RGO5NVR3T2JK}

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	2026-05-18T02:03:38.970946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e8ec2b05154ebb37626775b58ee7a4ab97c22117e612a73c4ecca3dde9ad77c

Aliases

arxiv: 1101.3313 · arxiv_version: 1101.3313v1 · doi: 10.48550/arxiv.1101.3313 · pith_short_12: N2HMFMCRKTV3 · pith_short_16: N2HMFMCRKTV3G5RG · pith_short_8: N2HMFMCR

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/N2HMFMCRKTV3G5RGO5NVR3T2JK \
  | 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: 6e8ec2b05154ebb37626775b58ee7a4ab97c22117e612a73c4ecca3dde9ad77c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d571250b6f8d2cea016a72c96d9dd694718e82c2216c03a42e951fb2f538e08f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-17T21:00:02Z",
    "title_canon_sha256": "53aed67a9ccfae935e274db16350c13ef9a72f25c4b133239357302e9efabba0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3313",
    "kind": "arxiv",
    "version": 1
  }
}