Pith Number

pith:LZFE2FA2

pith:2019:LZFE2FA2KOSBNBJB2TQWHIVBE2

not attested not anchored not stored refs pending

Spectral properties of quasars from Sloan Digital Sky Survey data release 14: The catalog

C. S. Stalin, Jari Kotilainen, Suvendu Rakshit (FINCA)

arxiv:1910.10395 v2 · 2019-10-23 · 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{LZFE2FA2KOSBNBJB2TQWHIVBE2}

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.

Cited by

1 paper in Pith

The emergence of X-ray emission lines during relativistic radio-jet formation in the changing-look active galactic nucleus 1ES 1927+654

Receipt and verification

First computed	2026-07-05T01:22:38.081993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e4a4d141a53a4168521d4e163a2a126950b6dfaeb6346069f00b5a7c22ef1c8

Aliases

arxiv: 1910.10395 · arxiv_version: 1910.10395v2 · doi: 10.48550/arxiv.1910.10395 · pith_short_12: LZFE2FA2KOSB · pith_short_16: LZFE2FA2KOSBNBJB · pith_short_8: LZFE2FA2

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/LZFE2FA2KOSBNBJB2TQWHIVBE2 \
  | 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: 5e4a4d141a53a4168521d4e163a2a126950b6dfaeb6346069f00b5a7c22ef1c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72c42a656064dfc5605d44ef4aad0852d34ffe8a4ee92cc1575c5076bde1dbef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-23T07:53:11Z",
    "title_canon_sha256": "9823e28315718587492316b1dc9c212e93b958c916a3c5f63e56f8beaf842d57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.10395",
    "kind": "arxiv",
    "version": 2
  }
}