Pith Number

pith:LI2TJGGR

pith:2001:LI2TJGGRZ2KRPD2PMTK5IBGXDG

not attested not anchored not stored refs pending

Cosmological and black hole brane-world Universes in higher derivative gravity

Sachiko Ogushi, Sergei D. Odintsov, Shin'ichi Nojiri

arxiv:hep-th/0108172 v3 · 2001-08-23 · 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{LI2TJGGRZ2KRPD2PMTK5IBGXDG}

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	2026-07-04T15:49:55.507638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a353498d1ce95178f4f64d5d404d71981aee840791ca7cf0f8c5cd98625c6d1

Aliases

arxiv: hep-th/0108172 · arxiv_version: hep-th/0108172v3 · doi: 10.48550/arxiv.hep-th/0108172 · pith_short_12: LI2TJGGRZ2KR · pith_short_16: LI2TJGGRZ2KRPD2P · pith_short_8: LI2TJGGR

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/LI2TJGGRZ2KRPD2PMTK5IBGXDG \
  | 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: 5a353498d1ce95178f4f64d5d404d71981aee840791ca7cf0f8c5cd98625c6d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fd848760d40516bf6063dba030ab4dc714432da62b45af1850162532c822fb9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-08-23T05:40:24Z",
    "title_canon_sha256": "a9ebf257f7208c6b6afff8e958ac62baf8bbcbad00528ad0104fdaa027d20b0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0108172",
    "kind": "arxiv",
    "version": 3
  }
}