Pith Number

pith:QBTFNVC4

pith:2015:QBTFNVC4P5YEAUAI3YARC4SZUD

not attested not anchored not stored refs pending

Rhapsody-G simulations I: the cool cores, hot gas and stellar content of massive galaxy clusters

August E. Evrard, Davide Martizzi, Hao-Yi Wu, Oliver Hahn, Risa H. Wechsler, Romain Teyssier

arxiv:1509.04289 v1 · 2015-09-14 · 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{QBTFNVC4P5YEAUAI3YARC4SZUD}

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	2026-05-17T23:58:42.709493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

806656d45c7f70405008de01117259a0d276197ba9e6395102db69ece951b978

Aliases

arxiv: 1509.04289 · arxiv_version: 1509.04289v1 · doi: 10.48550/arxiv.1509.04289 · pith_short_12: QBTFNVC4P5YE · pith_short_16: QBTFNVC4P5YEAUAI · pith_short_8: QBTFNVC4

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/QBTFNVC4P5YEAUAI3YARC4SZUD \
  | 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: 806656d45c7f70405008de01117259a0d276197ba9e6395102db69ece951b978

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36f4ded738c5490d73aa2de90bbe6e609611ade4e26ae70ec17b3c794a1ac75e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-09-14T20:13:31Z",
    "title_canon_sha256": "d21bcba627360f72ec1ef56c977e75338f240733c03bf6454d2fd90a02ea51c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04289",
    "kind": "arxiv",
    "version": 1
  }
}