Pith Number

pith:YCNJLWIG

pith:2020:YCNJLWIGW3QGZ3R43DP77EW7LC

not attested not anchored not stored refs pending

Narrow lines correlations in an SDSS sample of type 1 quasars

D. Ili\'c, I. Jankov

arxiv:2001.11491 v1 · 2020-01-30 · 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{YCNJLWIGW3QGZ3R43DP77EW7LC}

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	2026-07-05T00:37:24.462822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c09a95d906b6e06cee3cd8dfff92df5898e162405e4e2fcd2e975a8175c127e9

Aliases

arxiv: 2001.11491 · arxiv_version: 2001.11491v1 · doi: 10.48550/arxiv.2001.11491 · pith_short_12: YCNJLWIGW3QG · pith_short_16: YCNJLWIGW3QGZ3R4 · pith_short_8: YCNJLWIG

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/YCNJLWIGW3QGZ3R43DP77EW7LC \
  | 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: c09a95d906b6e06cee3cd8dfff92df5898e162405e4e2fcd2e975a8175c127e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d693db01ccf99a09a5b551e4cd7bb683be07eae2a8a5af0b8b22e750185f938",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-30T18:26:15Z",
    "title_canon_sha256": "4f95ab61b874724723e626b4191915ae8bbda9a48f06ba0fbba071c6487a732d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.11491",
    "kind": "arxiv",
    "version": 1
  }
}