Pith Number

pith:K337NOD7

pith:2021:K337NOD7DFI6JRUDFVV4KTMDG7

not attested not anchored not stored refs pending

Origin of cool cores, cold fronts and spiral structures in cool core clusters of galaxies

Hajime Inoue

arxiv:2112.10940 v1 · 2021-12-21 · astro-ph.HE · 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{K337NOD7DFI6JRUDFVV4KTMDG7}

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	2026-07-05T03:42:27.820246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56f7f6b87f1951e4c6832d6bc54d8337e6e7ff52bd4ed6d16a679fd5bf711c70

Aliases

arxiv: 2112.10940 · arxiv_version: 2112.10940v1 · doi: 10.48550/arxiv.2112.10940 · pith_short_12: K337NOD7DFI6 · pith_short_16: K337NOD7DFI6JRUD · pith_short_8: K337NOD7

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/K337NOD7DFI6JRUDFVV4KTMDG7 \
  | 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: 56f7f6b87f1951e4c6832d6bc54d8337e6e7ff52bd4ed6d16a679fd5bf711c70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "277d3d1915a8470797b07dd14d0ef9593a075b830d2285018df97c82c992fc47",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-12-21T02:06:48Z",
    "title_canon_sha256": "6272830648ce73ae85e2a6f5966c9e5debc4bd76114eecf935b3caa8335b84ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.10940",
    "kind": "arxiv",
    "version": 1
  }
}