Pith Number

pith:M5GXV3EZ

pith:2014:M5GXV3EZ7LNPQTOULAB2ATHAB4

not attested not anchored not stored refs pending

The red sequence of Abell X-ray underluminous clusters

C. A. Caretta, C. Mendes de Oliveira, E. S. Cypriano, G. B. Lima Neto, J. J. Trejo-Alonso, L. Sodr\'e Jr., T. F. Lagan\'a

arxiv:1403.6437 v1 · 2014-03-25 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5GXV3EZ7LNPQTOULAB2ATHAB4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:43:51.300604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

674d7aec99fadaf84dd45803a04ce00f1d0a96c22e64c8359a8a328cc36a7b41

Aliases

arxiv: 1403.6437 · arxiv_version: 1403.6437v1 · doi: 10.48550/arxiv.1403.6437 · pith_short_12: M5GXV3EZ7LNP · pith_short_16: M5GXV3EZ7LNPQTOU · pith_short_8: M5GXV3EZ

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/M5GXV3EZ7LNPQTOULAB2ATHAB4 \
  | 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: 674d7aec99fadaf84dd45803a04ce00f1d0a96c22e64c8359a8a328cc36a7b41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "505fd1f4dbc91a82f87edfd539bdedf6f4dfcf1a38645fc2369e158f99b59e6b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-25T18:07:00Z",
    "title_canon_sha256": "fa9078b3ade668051e63847cecd57d48142aa1c3dcc8f24efce93b7de9348e3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6437",
    "kind": "arxiv",
    "version": 1
  }
}