Pith Number

pith:5R23BRP5

pith:2021:5R23BRP56HAUTPB7CB2ZV4VZ7B

not attested not anchored not stored refs pending

Modeling the Spectral Diversity of Quasars in the Sixteenth Data Release from the Sloan Digital Sky Survey

Allyson Brodzeller, Kyle Dawson

arxiv:2110.07748 v2 · 2021-10-14 · 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{5R23BRP56HAUTPB7CB2ZV4VZ7B}

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

DESI 2024 IV: Baryon Acoustic Oscillations from the Lyman Alpha Forest

Receipt and verification

First computed	2026-07-05T03:56:51.026703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec75b0c5fdf1c149bc3f10759af2b9f8626228773dbd3a980f41d1bc9f50f189

Aliases

arxiv: 2110.07748 · arxiv_version: 2110.07748v2 · doi: 10.48550/arxiv.2110.07748 · pith_short_12: 5R23BRP56HAU · pith_short_16: 5R23BRP56HAUTPB7 · pith_short_8: 5R23BRP5

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/5R23BRP56HAUTPB7CB2ZV4VZ7B \
  | 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: ec75b0c5fdf1c149bc3f10759af2b9f8626228773dbd3a980f41d1bc9f50f189

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6aa49ec44204c7fb3cc58376a8edcc60e93cf5fe65593271ed7cce5025baf4eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-10-14T22:18:52Z",
    "title_canon_sha256": "ec2dd185121052dc2edfa4ec73ccb133b7e10ec5a12306b90ec76828fd4d55d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.07748",
    "kind": "arxiv",
    "version": 2
  }
}