Pith Number

pith:LCRSGW5Y

pith:2009:LCRSGW5YE5TTHRLFOMQ4UDOO7U

not attested not anchored not stored refs pending

Entropy Conservation in the Transition of Schwarzschild-de Sitter space to de Sitter space through tunneling

Baocheng Zhang, Ming-Sheng Zhan, Qing-yu Cai

arxiv:0911.5376 v2 · 2009-11-28 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LCRSGW5YE5TTHRLFOMQ4UDOO7U}

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	2026-05-18T03:40:51.729927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58a3235bb8276733c5657321ca0dcefd2df1382608a8a3b2267b65fb8c501af8

Aliases

arxiv: 0911.5376 · arxiv_version: 0911.5376v2 · doi: 10.48550/arxiv.0911.5376 · pith_short_12: LCRSGW5YE5TT · pith_short_16: LCRSGW5YE5TTHRLF · pith_short_8: LCRSGW5Y

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/LCRSGW5YE5TTHRLFOMQ4UDOO7U \
  | 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: 58a3235bb8276733c5657321ca0dcefd2df1382608a8a3b2267b65fb8c501af8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da5dae2d9a19798d6b280c8ff9506d2476d5c4c7db924511fd5151f97c9afa5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-11-28T05:26:22Z",
    "title_canon_sha256": "3be93bb45c99f5696a9aa41e91db7f8e4d44f5124ff8709427cde03b48113eec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5376",
    "kind": "arxiv",
    "version": 2
  }
}