Pith Number

pith:Y5HTRCVP

pith:2017:Y5HTRCVP5HGMAW6X2TAUINZOCD

not attested not anchored not stored refs pending

Non-Spherical Szekeres models in the language of Cosmological Perturbations

Gabriel German, Ismael Delgado Gaspar, Juan Carlos Hidalgo, Roberto A. Sussman

arxiv:1701.00819 v2 · 2017-01-02 · gr-qc · 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{Y5HTRCVP5HGMAW6X2TAUINZOCD}

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	2026-05-18T00:47:04.790418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c74f388aafe9ccc05bd7d4c144372e10fddae18a89fe3c56830b4223d515807a

Aliases

arxiv: 1701.00819 · arxiv_version: 1701.00819v2 · doi: 10.48550/arxiv.1701.00819 · pith_short_12: Y5HTRCVP5HGM · pith_short_16: Y5HTRCVP5HGMAW6X · pith_short_8: Y5HTRCVP

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/Y5HTRCVP5HGMAW6X2TAUINZOCD \
  | 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: c74f388aafe9ccc05bd7d4c144372e10fddae18a89fe3c56830b4223d515807a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4076e069371a4e9b11b3f964179264c86ec81b1c0a255b346e9cc3d99aab4206",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-01-02T18:37:21Z",
    "title_canon_sha256": "e5faffdf3cb410b93bf7eeb90a8a32f835815b0e536f886143354ef69f1d1d69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00819",
    "kind": "arxiv",
    "version": 2
  }
}