Pith Number

pith:BSGTHXSQ

pith:2009:BSGTHXSQZV3OCH36HDXKMHQ6BQ

not attested not anchored not stored refs pending

AGN Feedback in groups and clusters of galaxies

E. O'Sullivan, J. Croston, J. M. Vrtilek, L. P. David, R. Athreya, S. Giacintucci, S. Raychaudhury, T. Venturi

arxiv:0907.0895 v2 · 2009-07-05 · 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{BSGTHXSQZV3OCH36HDXKMHQ6BQ}

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	2026-07-04T15:53:15.113689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c8d33de50cd76e11f7e38eea61e1e0c393623d318b45413fd9e67b5b77034a2

Aliases

arxiv: 0907.0895 · arxiv_version: 0907.0895v2 · doi: 10.48550/arxiv.0907.0895 · pith_short_12: BSGTHXSQZV3O · pith_short_16: BSGTHXSQZV3OCH36 · pith_short_8: BSGTHXSQ

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/BSGTHXSQZV3OCH36HDXKMHQ6BQ \
  | 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: 0c8d33de50cd76e11f7e38eea61e1e0c393623d318b45413fd9e67b5b77034a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f91b6662d88e4687e89c19a0157c7987f0d3b76aa19928d7695f3793e7460fc2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-05T22:30:36Z",
    "title_canon_sha256": "0f07a26ac1969fbc8ae92868f1a3a5932cd16e80dec21f76df51eaa27f7e14a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0895",
    "kind": "arxiv",
    "version": 2
  }
}