Pith Number

pith:H66J26CU

pith:2009:H66J26CUVHVFIMAYYRG7CABVIN

not attested not anchored not stored refs pending

Cavities and shocks in the galaxy group HCG 62 as revealed by Chandra, XMM and GMRT data

Ewan O'Sullivan, Jan Vrtilek, Laurence P. David, Myriam Gitti, Paul E. J. Nulsen, Simona Giacintucci, Somak Raychaudhury

arxiv:0912.3013 v2 · 2009-12-15 · 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{H66J26CUVHVFIMAYYRG7CABVIN}

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	2026-05-18T02:33:56.383349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fbc9d7854a9ea543018c44df10035434397fbf012bad2bcf323067f3086c5bb

Aliases

arxiv: 0912.3013 · arxiv_version: 0912.3013v2 · doi: 10.48550/arxiv.0912.3013 · pith_short_12: H66J26CUVHVF · pith_short_16: H66J26CUVHVFIMAY · pith_short_8: H66J26CU

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/H66J26CUVHVFIMAYYRG7CABVIN \
  | 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: 3fbc9d7854a9ea543018c44df10035434397fbf012bad2bcf323067f3086c5bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f8c7ff8500bbb7962d01841ca39c654536ca34f2785dc84f39e82fb36e26d1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-15T21:40:41Z",
    "title_canon_sha256": "385fcf64a1dd876946a5af0c6c88b345ba23e007740f7f7696a7b31f26b84bab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3013",
    "kind": "arxiv",
    "version": 2
  }
}