Pith Number

pith:X6TZQ7EU

pith:1999:X6TZQ7EUKDDUIJ6IAJSK4ADNT4

not attested not anchored not stored refs pending

Paired accelerated arames: The perfect interferometer with everywhere smooth wave amplitudes

Ulrich H. Gerlach

arxiv:gr-qc/9911016 v1 · 1999-11-04 · 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{X6TZQ7EUKDDUIJ6IAJSK4ADNT4}

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	2026-05-18T02:37:27.859882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfa7987c9450c74427c80264ae006d9f252a71313a37194a77fecdb998c52b15

Aliases

arxiv: gr-qc/9911016 · arxiv_version: gr-qc/9911016v1 · doi: 10.48550/arxiv.gr-qc/9911016 · pith_short_12: X6TZQ7EUKDDU · pith_short_16: X6TZQ7EUKDDUIJ6I · pith_short_8: X6TZQ7EU

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/X6TZQ7EUKDDUIJ6IAJSK4ADNT4 \
  | 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: bfa7987c9450c74427c80264ae006d9f252a71313a37194a77fecdb998c52b15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a092b549a59dc4f897d71df1091415d1178c77204d453edc84f0539da6b18596",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-11-04T20:25:13Z",
    "title_canon_sha256": "0962ae4bd37f505e52829d3b43a14d139112e22cdf335ba0310eecc247dd09e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9911016",
    "kind": "arxiv",
    "version": 1
  }
}