Pith Number

pith:3QLJ52RD

pith:2013:3QLJ52RDZFY2NPNZVO52NILLJK

not attested not anchored not stored refs pending

Topology of Luminous Red Galaxies from the Sloan Digital Sky Survey

Graziano Rossi, Jeong-Eun Lee, Juhan Kim, Sungsoo S. Kim, Yun-Young Choi

arxiv:1309.4381 v1 · 2013-09-17 · 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{3QLJ52RDZFY2NPNZVO52NILLJK}

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	2026-05-18T01:47:36.444027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc169eea23c971a6bdb9abbba6a16b4abc28ca63db7254283c50351f2b0b4c6d

Aliases

arxiv: 1309.4381 · arxiv_version: 1309.4381v1 · doi: 10.48550/arxiv.1309.4381 · pith_short_12: 3QLJ52RDZFY2 · pith_short_16: 3QLJ52RDZFY2NPNZ · pith_short_8: 3QLJ52RD

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/3QLJ52RDZFY2NPNZVO52NILLJK \
  | 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: dc169eea23c971a6bdb9abbba6a16b4abc28ca63db7254283c50351f2b0b4c6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfd912ba90077898d67c300f3fe3efd9c49d1ebcb9c957e0a2ffeaf04dd32a55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-17T16:45:20Z",
    "title_canon_sha256": "52d457dc2229375760343f792eff531149796172b2b0819cc326fbb60c4d4f45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4381",
    "kind": "arxiv",
    "version": 1
  }
}