Pith Number

pith:7I45C47A

pith:2011:7I45C47AKMQIN7IRPP25VOU5DJ

not attested not anchored not stored refs pending

Measuring BAO and non-Gaussianity via QSO clustering

(2) Univ. of Sydney, (3) Univ. of Queensland, (4) Lawrence Berkeley Lab, Australia, D. Parkinson (3), M.J. Drinkwater (3), Nicholas P. Ross (4) ((1) Durham University, S. Fine (1), S.M. Croom (2), T. Shanks (1), UK, USA), U. Sawangwit (1)

arxiv:1108.1198 v2 · 2011-08-04 · 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{7I45C47AKMQIN7IRPP25VOU5DJ}

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	2026-05-18T04:03:32.247632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa39d173e0532086fd117bf5daba9d1a64d01150b0ff60969c30176245b7202e

Aliases

arxiv: 1108.1198 · arxiv_version: 1108.1198v2 · doi: 10.48550/arxiv.1108.1198 · pith_short_12: 7I45C47AKMQI · pith_short_16: 7I45C47AKMQIN7IR · pith_short_8: 7I45C47A

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/7I45C47AKMQIN7IRPP25VOU5DJ \
  | 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: fa39d173e0532086fd117bf5daba9d1a64d01150b0ff60969c30176245b7202e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fb8e9f31dcab2eeebf4dfd143dfdff9c7fde5e17c7e069fc56c76d632cf6496",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-08-04T20:00:04Z",
    "title_canon_sha256": "a7a774e615b7f3f010764463bf2940bb23adc9b17f27b84f29761a8d329fede0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1198",
    "kind": "arxiv",
    "version": 2
  }
}