Pith Number

pith:PQKSZGH3

pith:2018:PQKSZGH3V56PBZEG3QSRF6CRQ7

not attested not anchored not stored refs pending

A VLA-GMRT Look at 11 Powerful FR II Quasars

C. Murali, C.P. O'Dea, D.K. Deo, P. Kharb, R.A. Daly, S.A. Baum, S. Vaddi, T.C. Barbusca

arxiv:1812.09846 v1 · 2018-12-24 · 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{PQKSZGH3V56PBZEG3QSRF6CRQ7}

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	2026-05-17T23:56:44.456648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c152c98fbaf7cf0e486dc2512f85187d8a7c36a3d90229764207338b6d4f368

Aliases

arxiv: 1812.09846 · arxiv_version: 1812.09846v1 · doi: 10.48550/arxiv.1812.09846 · pith_short_12: PQKSZGH3V56P · pith_short_16: PQKSZGH3V56PBZEG · pith_short_8: PQKSZGH3

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/PQKSZGH3V56PBZEG3QSRF6CRQ7 \
  | 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: 7c152c98fbaf7cf0e486dc2512f85187d8a7c36a3d90229764207338b6d4f368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d59b67ef5cce4c63e5bcdd72d283920f93b4576ef626e28b72ebd68e7c2fb962",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-24T06:58:41Z",
    "title_canon_sha256": "c1bf1246849def77ea13c3aa3a41c3e69f2a2d6cad1e30895fe069b55f9566b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09846",
    "kind": "arxiv",
    "version": 1
  }
}