Pith Number

pith:PEENTJT5

pith:2009:PEENTJT5ELKGFLT7ICZBDB3X5S

not attested not anchored not stored refs pending

Relic gravitational wave spectrum, the trans-Planckian physics and Ho\v{r}ava-Lifshitz gravity

Seoktae Koh

arxiv:0907.0850 v2 · 2009-07-05 · hep-th · astro-ph.CO · 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{PEENTJT5ELKGFLT7ICZBDB3X5S}

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	2026-05-18T04:25:51.173310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7908d9a67d22d462ae7f40b2118777eca21023eda0937215bd8717d5ade89eb1

Aliases

arxiv: 0907.0850 · arxiv_version: 0907.0850v2 · doi: 10.48550/arxiv.0907.0850 · pith_short_12: PEENTJT5ELKG · pith_short_16: PEENTJT5ELKGFLT7 · pith_short_8: PEENTJT5

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/PEENTJT5ELKGFLT7ICZBDB3X5S \
  | 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: 7908d9a67d22d462ae7f40b2118777eca21023eda0937215bd8717d5ade89eb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "035ea933021a317deb231e341bf111353b8b229547f68a1e920fa296f0e86319",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-07-05T11:33:14Z",
    "title_canon_sha256": "37a0bf888617e7580613413689b32ec6dcf7acfcfeebcb5c1c4b648d7eb8bdf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0850",
    "kind": "arxiv",
    "version": 2
  }
}