Pith Number

pith:VWUI6PD3

pith:2018:VWUI6PD35CNPGJ2NLGCZWZQQXH

not attested not anchored not stored refs pending

Big bounce and closed universe from spin and torsion

Gabriel Unger, Nikodem Pop{\l}awski

arxiv:1808.08327 v2 · 2018-08-24 · 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{VWUI6PD35CNPGJ2NLGCZWZQQXH}

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.

Cited by

1 paper in Pith

Torsional pseudo-inflation beyond Einstein-Cartan

Receipt and verification

First computed	2026-05-17T23:52:15.720184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ada88f3c7be89af3274d59859b6610b9c8df2d80e08f53ef0d7f8399494183e4

Aliases

arxiv: 1808.08327 · arxiv_version: 1808.08327v2 · doi: 10.48550/arxiv.1808.08327 · pith_short_12: VWUI6PD35CNP · pith_short_16: VWUI6PD35CNPGJ2N · pith_short_8: VWUI6PD3

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/VWUI6PD35CNPGJ2NLGCZWZQQXH \
  | 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: ada88f3c7be89af3274d59859b6610b9c8df2d80e08f53ef0d7f8399494183e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0962c9a9ecfa0f03059ec55ad81ff2a4769008243936e38bbf5b821a65224d6e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-08-24T22:28:10Z",
    "title_canon_sha256": "d5e0d50cbdc71a01893d30f664886281257124de183fb789c5f109f27d7c5c15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08327",
    "kind": "arxiv",
    "version": 2
  }
}