Pith Number

pith:CTDFEKAB

pith:2011:CTDFEKAB44Y4RQLA5JJURPWJ5U

not attested not anchored not stored refs pending

A Candidate for the Most Luminous OB Association in the Galaxy

Christopher Matzner, Dae-Sik Moon, Mubdi Rahman

arxiv:1101.3323 v1 · 2011-01-17 · 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{CTDFEKAB44Y4RQLA5JJURPWJ5U}

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	2026-05-18T02:03:38.889656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14c6522801e731c8c160ea5348bec9ed03f20b778b97450cfdca638a05d6dac8

Aliases

arxiv: 1101.3323 · arxiv_version: 1101.3323v1 · doi: 10.48550/arxiv.1101.3323 · pith_short_12: CTDFEKAB44Y4 · pith_short_16: CTDFEKAB44Y4RQLA · pith_short_8: CTDFEKAB

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/CTDFEKAB44Y4RQLA5JJURPWJ5U \
  | 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: 14c6522801e731c8c160ea5348bec9ed03f20b778b97450cfdca638a05d6dac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09a705842795b9d389874ba520cddf138972ec10e6a6782e508f8b1f376c43c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-01-17T21:00:54Z",
    "title_canon_sha256": "7b64a20d0acf6f54ca8b740dd7278241742ecfec6faf2ee23ca2d7db63a7b81a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3323",
    "kind": "arxiv",
    "version": 1
  }
}