Pith Number

pith:EY4UXQB5

pith:2014:EY4UXQB5M6TFWQ2RQA4FID3ZZZ

not attested not anchored not stored refs pending

A hunt for dual radio active galactic nuclei in the VLASS

Adam Brazier, James Cordes, Julia Comerford, Sarah Burke-Spolaor, Shami Chatterjee, T. Joseph W. Lazio, Xin Liu, Yue Shen

arxiv:1402.0548 v1 · 2014-02-03 · astro-ph.CO · 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{EY4UXQB5M6TFWQ2RQA4FID3ZZZ}

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	2026-05-18T03:00:14.010212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26394bc03d67a65b43518038540f79ce6721e1f93d899a3198f0db0217061812

Aliases

arxiv: 1402.0548 · arxiv_version: 1402.0548v1 · doi: 10.48550/arxiv.1402.0548 · pith_short_12: EY4UXQB5M6TF · pith_short_16: EY4UXQB5M6TFWQ2R · pith_short_8: EY4UXQB5

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/EY4UXQB5M6TFWQ2RQA4FID3ZZZ \
  | 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: 26394bc03d67a65b43518038540f79ce6721e1f93d899a3198f0db0217061812

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9da7641ffdac5c73ba5b09ae57fa1bc54ebba39122e1a300f9528635227390e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-02-03T23:40:11Z",
    "title_canon_sha256": "0d00ffe3df4391d8118c47a3ac6b974428cd801ebd408caf1327127b331c0738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0548",
    "kind": "arxiv",
    "version": 1
  }
}