Pith Number

pith:IZEDO3QE

pith:2009:IZEDO3QEAQL3253ODNENFACXEZ

not attested not anchored not stored refs pending

Major Dry-Mergers In Early-Type Brightest Cluster Galaxies

2), China), China;(2) NAOC, China;(3) Jodrell Bank Centre for Astrophysics, China;(5) Tianjin Astrophysics Center, F. S. Liu (1, Shenyang Normal University, Shude Mao (3), Technology, Tianjin Normal University, UK;(4) GUCAS, University of Manchester, X. Y. Xia (5), Z. G. Deng (4), Z. L. Wen (2) ((1) College of Physics Science

arxiv:0904.2379 v1 · 2009-04-15 · 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{IZEDO3QEAQL3253ODNENFACXEZ}

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	2026-05-18T02:14:00.045740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4648376e040417bd776e1b48d28057266d6be775297b742d57e2d816c6006dc5

Aliases

arxiv: 0904.2379 · arxiv_version: 0904.2379v1 · doi: 10.48550/arxiv.0904.2379 · pith_short_12: IZEDO3QEAQL3 · pith_short_16: IZEDO3QEAQL3253O · pith_short_8: IZEDO3QE

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/IZEDO3QEAQL3253ODNENFACXEZ \
  | 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: 4648376e040417bd776e1b48d28057266d6be775297b742d57e2d816c6006dc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb157fa6a993d97512ea5b20ee07cd94dd9bd57950d1d9761087b4e0ae1db47",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-04-15T19:24:26Z",
    "title_canon_sha256": "c8a6ed99f32a131edc3fdebf9c4f6074e86ecb21a1e62bd09c86d115788043cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2379",
    "kind": "arxiv",
    "version": 1
  }
}