Pith Number

pith:NHEOH6RF

pith:2019:NHEOH6RFGVXRVUJLL7NLQ3TCDN

not attested not anchored not stored refs pending

Quantum cosmology for non-minimally coupled scalar field in FLRW space-time: A symmetry analysis

Muthusamy Lakshmanan, Sourav Dutta, Subenoy Chakraborty

arxiv:1905.02368 v1 · 2019-05-07 · gr-qc · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NHEOH6RFGVXRVUJLL7NLQ3TCDN}

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	2026-05-17T23:42:19.353944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69c8e3fa25356f1ad12b5fdab86e621b5bbfd566690be53b686abdea2cd4920c

Aliases

arxiv: 1905.02368 · arxiv_version: 1905.02368v1 · doi: 10.48550/arxiv.1905.02368 · pith_short_12: NHEOH6RFGVXR · pith_short_16: NHEOH6RFGVXRVUJL · pith_short_8: NHEOH6RF

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/NHEOH6RFGVXRVUJLL7NLQ3TCDN \
  | 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: 69c8e3fa25356f1ad12b5fdab86e621b5bbfd566690be53b686abdea2cd4920c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48893ca124a757cda03565412654ae16475e8d9b6a6c9698c2f66f9a4c86ab86",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-05-07T06:18:52Z",
    "title_canon_sha256": "fdb98f108d051b516db40f26e846cec4348edf29085d99cbde77f89da3298384"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02368",
    "kind": "arxiv",
    "version": 1
  }
}