Pith Number

pith:ZBW6U7FY

pith:2014:ZBW6U7FY25AAVSHYTA3YIVJBLF

not attested not anchored not stored refs pending

Dependence between some spectral and physical characteristics of quasars

G. Ivashchenko, O. Torbaniuk

arxiv:1411.2179 v1 · 2014-11-09 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBW6U7FY25AAVSHYTA3YIVJBLF}

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	2026-05-18T02:38:08.254118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c86dea7cb8d7400ac8f898378455215974debcce65d4b6e059912cb0a8f57213

Aliases

arxiv: 1411.2179 · arxiv_version: 1411.2179v1 · doi: 10.48550/arxiv.1411.2179 · pith_short_12: ZBW6U7FY25AA · pith_short_16: ZBW6U7FY25AAVSHY · pith_short_8: ZBW6U7FY

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/ZBW6U7FY25AAVSHYTA3YIVJBLF \
  | 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: c86dea7cb8d7400ac8f898378455215974debcce65d4b6e059912cb0a8f57213

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "790bdf87e5429bfbd413a61d1cf79c2a9eba3ffa80e0fb33cf45d151d353607e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-09T00:28:08Z",
    "title_canon_sha256": "81258e31bd2311994bda1e19066151491c4dcc86100445adac2f9c3cc1c1607a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2179",
    "kind": "arxiv",
    "version": 1
  }
}