Pith Number

pith:5MWG76R4

pith:2012:5MWG76R4VMWRJGCWT3HXJVE5OS

not attested not anchored not stored refs pending

Star formation activities in early-type brightest cluster galaxies

2), (2) NAOC, 3), (3) Jodrell Bank Centre for Astrophysics, China, F. S. Liu (1, Shenyang Normal University, Shude Mao (2, Technology, UK), University of Manchester, X. M. Meng (2)((1) College of Physical Science

arxiv:1203.1840 v1 · 2012-03-08 · 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{5MWG76R4VMWRJGCWT3HXJVE5OS}

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	2026-05-18T01:58:12.951188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb2c6ffa3cab2d1498569ecf74d49d74943514c51873f34aa90a6a8b84d2a3f3

Aliases

arxiv: 1203.1840 · arxiv_version: 1203.1840v1 · doi: 10.48550/arxiv.1203.1840 · pith_short_12: 5MWG76R4VMWR · pith_short_16: 5MWG76R4VMWRJGCW · pith_short_8: 5MWG76R4

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/5MWG76R4VMWRJGCWT3HXJVE5OS \
  | 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: eb2c6ffa3cab2d1498569ecf74d49d74943514c51873f34aa90a6a8b84d2a3f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2db931be7cc961adffa0180d01b675d90b9d672ed82f812f89d98b27cb8a045",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-03-08T16:26:08Z",
    "title_canon_sha256": "1095904ba65cb63663c87ac0b94c823e691ef9a53b7c1cb9340e9e5db2097ed2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1840",
    "kind": "arxiv",
    "version": 1
  }
}