Pith Number

pith:PMWG5EBJ

pith:2019:PMWG5EBJ6MHSOOL347JEKDSPRF

not attested not anchored not stored refs pending

Accelerating cosmologies in an integrable model with noncommutative minisuperspace variables

Kiyoshi Shiraishi, Kohjiroh Takimoto, Masashi Kuniyasu, Nahomi Kan

arxiv:1903.07895 v6 · 2019-03-19 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PMWG5EBJ6MHSOOL347JEKDSPRF}

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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

Equivalent Hamiltonian approach to quantum cosmology of integrable models

Receipt and verification

First computed	2026-07-05T01:19:35.319273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b2c6e9029f30f27397be7d2450e4f89550904950738afc6745532aedb96f308

Aliases

arxiv: 1903.07895 · arxiv_version: 1903.07895v6 · doi: 10.48550/arxiv.1903.07895 · pith_short_12: PMWG5EBJ6MHS · pith_short_16: PMWG5EBJ6MHSOOL3 · pith_short_8: PMWG5EBJ

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/PMWG5EBJ6MHSOOL347JEKDSPRF \
  | 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: 7b2c6e9029f30f27397be7d2450e4f89550904950738afc6745532aedb96f308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4b88b25f4622b7d9d1ab4b4ccadf61596d8c0dffe515b69984e5a461e92052b",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-03-19T09:19:42Z",
    "title_canon_sha256": "3e4429b82080306a336fc90f18ce87b32cfc8aa233eb3fe2b57fb7de3c362c5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07895",
    "kind": "arxiv",
    "version": 6
  }
}