Pith Number

pith:QIUJU2XM

pith:1993:QIUJU2XM5UMESC6KV6MMSB6HXA

not attested not anchored not stored refs pending

Can the Gravitational Wave Background from Inflation be Detected Locally?

Andrew R Liddle

arxiv:gr-qc/9307036 v1 · 1993-07-26 · gr-qc · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIUJU2XM5UMESC6KV6MMSB6HXA}

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	2026-05-18T02:37:29.925590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82289a6aeced18490bcaaf98c907c7b82bb6de8ec8426b0ee0e6dfa834ebfd8d

Aliases

arxiv: gr-qc/9307036 · arxiv_version: gr-qc/9307036v1 · doi: 10.48550/arxiv.gr-qc/9307036 · pith_short_12: QIUJU2XM5UME · pith_short_16: QIUJU2XM5UMESC6K · pith_short_8: QIUJU2XM

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/QIUJU2XM5UMESC6KV6MMSB6HXA \
  | 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: 82289a6aeced18490bcaaf98c907c7b82bb6de8ec8426b0ee0e6dfa834ebfd8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d4bad68144c9de021e6378532394b2caa61a369ce1fbe894d440b2006e5d2e5",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1993-07-26T15:01:00Z",
    "title_canon_sha256": "d5802dd3671f5c389f3d3fcb23816f855e99d0a1ed440b2e97c1215e38e8e20e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9307036",
    "kind": "arxiv",
    "version": 1
  }
}