Pith Number

pith:NPDIMVSU

pith:2021:NPDIMVSUGKBLCDLGAQ7NDVBP4G

not attested not anchored not stored refs pending

Cosmology behind the mask: Constraining the parameters of $\Lambda$CDM with the unmasked galaxy density field from VIPERS

B.R. Granett, L. Guzzo, N. Estrada

arxiv:2108.01926 v2 · 2021-08-04 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPDIMVSUGKBLCDLGAQ7NDVBP4G}

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	2026-07-05T04:10:23.261100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc68656543282b10d66043ed1d42fe19a1a8cc56b5e148b1256fa6706267d43

Aliases

arxiv: 2108.01926 · arxiv_version: 2108.01926v2 · doi: 10.48550/arxiv.2108.01926 · pith_short_12: NPDIMVSUGKBL · pith_short_16: NPDIMVSUGKBLCDLG · pith_short_8: NPDIMVSU

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/NPDIMVSUGKBLCDLGAQ7NDVBP4G \
  | 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: 6bc68656543282b10d66043ed1d42fe19a1a8cc56b5e148b1256fa6706267d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73dbc88292879b8cfb43e73972af50c85a0f3be0d3d9350cdff1a609a65587d7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-08-04T09:31:31Z",
    "title_canon_sha256": "a91e75f2b7b92e78cc6fcb8166ec153e3dea82286da3b6838589ce128a5ecab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.01926",
    "kind": "arxiv",
    "version": 2
  }
}