Pith Number

pith:BASGYPUQ

pith:2014:BASGYPUQZX6BGIR2NRQPMX6SFY

not attested not anchored not stored refs pending

Low- and high-z highly accreting quasars in the 4D Eigenvector 1 context

Ascensi\'on del Olmo, C. Alenka Negrete, Deborah Dultzin, Jack W. Sulentic, Mary Loli Mart\'inez-Aldama, Mauro D'Onofrio, Paola Marziani

arxiv:1411.2510 v2 · 2014-11-10 · 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{BASGYPUQZX6BGIR2NRQPMX6SFY}

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	2026-05-18T02:35:46.743768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08246c3e90cdfc13223a6c60f65fd22e07ac6290623ae800d5d6b031395f4e5b

Aliases

arxiv: 1411.2510 · arxiv_version: 1411.2510v2 · doi: 10.48550/arxiv.1411.2510 · pith_short_12: BASGYPUQZX6B · pith_short_16: BASGYPUQZX6BGIR2 · pith_short_8: BASGYPUQ

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/BASGYPUQZX6BGIR2NRQPMX6SFY \
  | 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: 08246c3e90cdfc13223a6c60f65fd22e07ac6290623ae800d5d6b031395f4e5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01b1bc4cebc9a73494274a18cb8a0acb9e8563ea84eab9705dc9df7d59cf3122",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-10T17:25:52Z",
    "title_canon_sha256": "0726a121470a870d9b76b41d82b88e2df4560aefcc5cecf9b446aead92e159de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2510",
    "kind": "arxiv",
    "version": 2
  }
}