Pith Number

pith:LIQKDFYV

pith:2015:LIQKDFYVL4GZYHXKDK6EWUPCKU

not attested not anchored not stored refs pending

Clustering of intermediate redshift quasars using the final SDSS III-BOSS sample

Adam D. Myers, Alina Streblyanska, Andreu Font-Ribera, David H. Weinberg, Donald P. Schneider, Isabelle Paris, Martin White, Nicholas P. Ross, Sarah Eftekharzadeh, Yue Shen

arxiv:1507.08380 v1 · 2015-07-30 · 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{LIQKDFYVL4GZYHXKDK6EWUPCKU}

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	2026-05-18T01:32:59.561615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a20a197155f0d9c1eea1abc4b51e2550240f0a45982dc95c70e814f5695cdf1

Aliases

arxiv: 1507.08380 · arxiv_version: 1507.08380v1 · doi: 10.48550/arxiv.1507.08380 · pith_short_12: LIQKDFYVL4GZ · pith_short_16: LIQKDFYVL4GZYHXK · pith_short_8: LIQKDFYV

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/LIQKDFYVL4GZYHXKDK6EWUPCKU \
  | 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: 5a20a197155f0d9c1eea1abc4b51e2550240f0a45982dc95c70e814f5695cdf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed35ea4cf2cf8ddbac03f9111beae06d68d6d50f29b11001f8cf3f91d636e6bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-07-30T05:19:46Z",
    "title_canon_sha256": "0f6cde5a76f104c2741c4fcd5640e3a43501162d2a69e72269bbe67afea7e457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08380",
    "kind": "arxiv",
    "version": 1
  }
}