Pith Number

pith:ZAIQ3WLT

pith:2013:ZAIQ3WLTD2VEOKGUWN2VSADU7K

not attested not anchored not stored refs pending

Galaxy redshift surveys with sparse sampling

Alex Hagen, Caryl Gronwall, Chi-Ting Chiang, Donald P. Schneider, Donghui Jeong, Eiichiro Komatsu, Erin Mentuch Cooper, Gary J. Hill, Guillermo A. Blanc, Inh Jee, Karl Gebhardt, Martin Landriau, Maximilian Fabricius, Niv Drory, Philipp Wullstein, Robin Ciardullo, Sarah Tuttle, Shardha Jogee, Steven Finkelstein

arxiv:1306.4157 v2 · 2013-06-18 · 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{ZAIQ3WLTD2VEOKGUWN2VSADU7K}

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	2026-05-18T01:49:15.699149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8110dd9731eaa4728d4b375590074fab3256312941d255aa005f174cf430e42

Aliases

arxiv: 1306.4157 · arxiv_version: 1306.4157v2 · doi: 10.48550/arxiv.1306.4157 · pith_short_12: ZAIQ3WLTD2VE · pith_short_16: ZAIQ3WLTD2VEOKGU · pith_short_8: ZAIQ3WLT

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/ZAIQ3WLTD2VEOKGUWN2VSADU7K \
  | 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: c8110dd9731eaa4728d4b375590074fab3256312941d255aa005f174cf430e42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7626e2f1590f2e50413e8a200332330fadcefd67bf4f68c066cffa4aadafbcb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-06-18T11:49:47Z",
    "title_canon_sha256": "1c35cbb3c2284e69b5531419555490e9e28e2d1d6d9c7343a93f7ddef208850b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4157",
    "kind": "arxiv",
    "version": 2
  }
}