Pith Number

pith:OINYO2YP

pith:2018:OINYO2YPKGLAKYOYU6DNWUNRG7

not attested not anchored not stored refs pending

Vacuum state in de Sitter spacetime with static charts

Atsushi Higuchi, Kazuhiro Yamamoto

arxiv:1808.02147 v2 · 2018-08-06 · 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{OINYO2YPKGLAKYOYU6DNWUNRG7}

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	2026-05-18T00:04:14.219564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

721b876b0f51960561d8a786db51b137c5fb7045b5f5cdb57a29f10ccd5d546f

Aliases

arxiv: 1808.02147 · arxiv_version: 1808.02147v2 · doi: 10.48550/arxiv.1808.02147 · pith_short_12: OINYO2YPKGLA · pith_short_16: OINYO2YPKGLAKYOY · pith_short_8: OINYO2YP

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/OINYO2YPKGLAKYOYU6DNWUNRG7 \
  | 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: 721b876b0f51960561d8a786db51b137c5fb7045b5f5cdb57a29f10ccd5d546f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebcdd921b4827e17fdbb3fe104f73f15d4da7d20c07c129d61634bc3fd0094d3",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-08-06T23:00:24Z",
    "title_canon_sha256": "038c321d66fa7aa9f531e2e05216249d47518194fb88b97211623ce9f1dcd8f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02147",
    "kind": "arxiv",
    "version": 2
  }
}