Pith Number

pith:S54QD7Z3

pith:2017:S54QD7Z3DJN6GSLINYLQSTHIF3

not attested not anchored not stored refs pending

Clustering on very small scales from a large sample of confirmed quasar pairs: Does quasar clustering track from Mpc to kpc scales?

A. A. Mahabal, A. D. Myers, G. T. Richards, J. F. Hennawi, M. J. Graham, S. Eftekharzadeh, S. G. Djorgovski

arxiv:1702.03491 v1 · 2017-02-12 · 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{S54QD7Z3DJN6GSLINYLQSTHIF3}

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	2026-05-18T00:46:37.563459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

977901ff3b1a5be349686e17094ce82eff7a36437f04397a21e9d49f104fb8b5

Aliases

arxiv: 1702.03491 · arxiv_version: 1702.03491v1 · doi: 10.48550/arxiv.1702.03491 · pith_short_12: S54QD7Z3DJN6 · pith_short_16: S54QD7Z3DJN6GSLI · pith_short_8: S54QD7Z3

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/S54QD7Z3DJN6GSLINYLQSTHIF3 \
  | 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: 977901ff3b1a5be349686e17094ce82eff7a36437f04397a21e9d49f104fb8b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9dbaf1f44de7cc1851ab38875b1ee2d694f3d095cbb46e811861d7daf0f8a1f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-02-12T05:16:03Z",
    "title_canon_sha256": "bb906b8357339fe0d1becf31d88bf34d9a6b029d0b8248d767b73bfc6d9a857e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03491",
    "kind": "arxiv",
    "version": 1
  }
}