Pith Number

pith:4PKOCXFW

pith:2019:4PKOCXFWP43BPSEEEYC3LVEZIO

not attested not anchored not stored refs pending

Entropy Generation at the Horizon Diffuses Cosmological Constant in 2D de Sitter Space

Hiroyuki Kitamoto, Yoshihisa Kitazawa

arxiv:1902.06571 v2 · 2019-02-18 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4PKOCXFWP43BPSEEEYC3LVEZIO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:47:15.623380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3d4e15cb67f3617c8842605b5d49943afa7d8eabd3fc0eaece3ba767564c878

Aliases

arxiv: 1902.06571 · arxiv_version: 1902.06571v2 · doi: 10.48550/arxiv.1902.06571 · pith_short_12: 4PKOCXFWP43B · pith_short_16: 4PKOCXFWP43BPSEE · pith_short_8: 4PKOCXFW

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/4PKOCXFWP43BPSEEEYC3LVEZIO \
  | 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: e3d4e15cb67f3617c8842605b5d49943afa7d8eabd3fc0eaece3ba767564c878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a35e4b648fd54b03939c51b5703f205a728bc72cae6cde6e5813c3d959ecd5d3",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-02-18T13:55:36Z",
    "title_canon_sha256": "1b3bcd74b5656be9c75c43e0540b86dd5aa834cc75b497528c5c73ee4a11b9c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06571",
    "kind": "arxiv",
    "version": 2
  }
}