Pith Number

pith:HFRLZ4SW

pith:2024:HFRLZ4SWOFVB3F4MKNYD5T2EJ2

not attested not anchored not stored refs pending

Hyenas: X-ray Bubbles and Cavities in the Intra-Group Medium

Arif Babul, Douglas Rennehan, Fred J. Jennings, Romeel Dave, Weiguang Cui

arxiv:2407.14415 v2 · 2024-07-19 · astro-ph.GA · 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{HFRLZ4SWOFVB3F4MKNYD5T2EJ2}

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	2026-07-05T09:46:49.471000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3962bcf256716a1d978c53703ecf444e86e8d8e4c2e46a71d118dde61fb2bba8

Aliases

arxiv: 2407.14415 · arxiv_version: 2407.14415v2 · doi: 10.48550/arxiv.2407.14415 · pith_short_12: HFRLZ4SWOFVB · pith_short_16: HFRLZ4SWOFVB3F4M · pith_short_8: HFRLZ4SW

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/HFRLZ4SWOFVB3F4MKNYD5T2EJ2 \
  | 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: 3962bcf256716a1d978c53703ecf444e86e8d8e4c2e46a71d118dde61fb2bba8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d0e7aa8632daf0672adf94207d2fd4c9024d52f3feaaa787abd275f5e93f5eb",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-07-19T15:41:18Z",
    "title_canon_sha256": "8c3b9cb220e668e0a7fc3e2b6f1c247e3b1d79738bb295b296f8d03d3b601f79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.14415",
    "kind": "arxiv",
    "version": 2
  }
}