Pith Number

pith:DELD2SMS

pith:2014:DELD2SMSIUU55RBFNMINSJ4BKJ

not attested not anchored not stored refs pending

SDSS J013127.34$-$032100.1: A newly discovered radio-loud quasar at $z=5.18$ with extremely high luminosity

Bao-Li Lun, Chuan-Jun Wang, Fang Wang, Feige Wang, Jian-guo Wang, Jin-Ming Bai, Jinyi Yang, Ju-jia Zhang, Liang Chang, Luis C. Ho, Minjin Kim, Qian Yang, Ran Wang, Wei-Min Yi, Wenwen Zuo, William N. Brandt, Xiaohui Fan, Xue-Bing Wu, Yanli Ai, Yu-Feng Fan, Yu-Xin Xin

arxiv:1410.2689 v1 · 2014-10-10 · 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{DELD2SMSIUU55RBFNMINSJ4BKJ}

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	2026-05-18T01:41:49.507906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19163d49924529dec4256b10d9278152445fcfb6ad89f94f72651e81635a8bfa

Aliases

arxiv: 1410.2689 · arxiv_version: 1410.2689v1 · doi: 10.48550/arxiv.1410.2689 · pith_short_12: DELD2SMSIUU5 · pith_short_16: DELD2SMSIUU55RBF · pith_short_8: DELD2SMS

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/DELD2SMSIUU55RBFNMINSJ4BKJ \
  | 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: 19163d49924529dec4256b10d9278152445fcfb6ad89f94f72651e81635a8bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdc80bb52eea71759b7731b3717a6cb4c497fe3ea2fe1cf0506d676dc1baff59",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-10-10T06:58:41Z",
    "title_canon_sha256": "1ccb78f0a5e28098a4362d24f973cd92831ab559feb1f01f935b81b8ae702edf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2689",
    "kind": "arxiv",
    "version": 1
  }
}