Pith Number

pith:2NRJNXTK

pith:2015:2NRJNXTKLFFK7Q3C2IP4XB2IOA

not attested not anchored not stored refs pending

Simulating the galaxy cluster "El Gordo" and identifying the merger configuration

Congyao Zhang (KIAA), Qingjuan Yu (KIAA), Youjun Lu (NAOC)

arxiv:1511.02578 v1 · 2015-11-09 · 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{2NRJNXTKLFFK7Q3C2IP4XB2IOA}

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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

The SKA View of the Sunyaev-Zeldovich Effect from Massive Cosmic Halos

Receipt and verification

First computed	2026-05-18T01:26:40.606364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d36296de6a594aafc362d21fcb874870358238514dea0fee4c1565655049e344

Aliases

arxiv: 1511.02578 · arxiv_version: 1511.02578v1 · doi: 10.48550/arxiv.1511.02578 · pith_short_12: 2NRJNXTKLFFK · pith_short_16: 2NRJNXTKLFFK7Q3C · pith_short_8: 2NRJNXTK

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/2NRJNXTKLFFK7Q3C2IP4XB2IOA \
  | 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: d36296de6a594aafc362d21fcb874870358238514dea0fee4c1565655049e344

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24301d5bec429427236a694c41fb4b8c7ae24e392551b352ec165801f3818b9d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-11-09T06:35:53Z",
    "title_canon_sha256": "c5afdaef65607001a3019ac2a9f8097576fffb5c30d68543eb26a34b7ea13a79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02578",
    "kind": "arxiv",
    "version": 1
  }
}