Pith Number

pith:X5CN3RIH

pith:2008:X5CN3RIH6LTIC72HDJOCVYQVLL

not attested not anchored not stored refs pending

RXJ1648.7+6109: Witnessing the Formation of a Massive Group/Poor Cluster and its Brightest Galaxy

J.S. Mulchaey, L.M. Lubin, T.E. Jeltema

arxiv:0806.0376 v1 · 2008-06-02 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5CN3RIH6LTIC72HDJOCVYQVLL}

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	2026-05-18T04:36:41.171701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf44ddc507f2e6817f471a5c2ae2155ac4f09277984b5e7c12d9786ecf75d458

Aliases

arxiv: 0806.0376 · arxiv_version: 0806.0376v1 · doi: 10.48550/arxiv.0806.0376 · pith_short_12: X5CN3RIH6LTI · pith_short_16: X5CN3RIH6LTIC72H · pith_short_8: X5CN3RIH

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/X5CN3RIH6LTIC72HDJOCVYQVLL \
  | 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: bf44ddc507f2e6817f471a5c2ae2155ac4f09277984b5e7c12d9786ecf75d458

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97d4900a0c443a84d73176019acbdc1bd82e2e55df358fbfa793e3c68f7fd0fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-02T20:00:36Z",
    "title_canon_sha256": "a60c67c220ebb3a7539c1393994c65ca448b1a29611fd8ee5ac7e77878b89e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.0376",
    "kind": "arxiv",
    "version": 1
  }
}