Pith Number

pith:3L4LLK4G

pith:2009:3L4LLK4GE3NFPO3ZXQUTA2LN2D

not attested not anchored not stored refs pending

Extremal black holes in the Ho\v{r}ava-Lifshitz gravity

Hyung Won Lee, Yong-Wan Kim, Yun Soo Myung

arxiv:0907.3568 v3 · 2009-07-21 · hep-th · 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{3L4LLK4GE3NFPO3ZXQUTA2LN2D}

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	2026-05-18T02:34:38.602308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

daf8b5ab8626da57bb79bc2930696dd0e6d30492d22ccc873b6f5fee640d92e9

Aliases

arxiv: 0907.3568 · arxiv_version: 0907.3568v3 · doi: 10.48550/arxiv.0907.3568 · pith_short_12: 3L4LLK4GE3NF · pith_short_16: 3L4LLK4GE3NFPO3Z · pith_short_8: 3L4LLK4G

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/3L4LLK4GE3NFPO3ZXQUTA2LN2D \
  | 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: daf8b5ab8626da57bb79bc2930696dd0e6d30492d22ccc873b6f5fee640d92e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71fa6cfc9e1f81a02144ac8050ef93489122691047190be2404761de3b21739a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-07-21T07:59:51Z",
    "title_canon_sha256": "0a773159ff71da60a6fcfde0c212c0e718041d7b0acbc5d22578ebf448ab0cff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3568",
    "kind": "arxiv",
    "version": 3
  }
}