Pith Number

pith:42QYUSJE

pith:2003:42QYUSJEOQSW56GS42T32I4QWP

not attested not anchored not stored refs pending

A Crystal-based Matter-wave Interferometric Gravitational-wave Observatory

A. D. Speliotopoulos, Raymond Y. Chiao

arxiv:gr-qc/0312100 v3 · 2003-12-22 · gr-qc · astro-ph · hep-th · physics.atom-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{42QYUSJEOQSW56GS42T32I4QWP}

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	2026-05-18T00:37:00.049206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6a18a492474256ef8d2e6a7bd2390b3e5077ed04f672bbf41e71b0eb548f6c9

Aliases

arxiv: gr-qc/0312100 · arxiv_version: gr-qc/0312100v3 · doi: 10.48550/arxiv.gr-qc/0312100 · pith_short_12: 42QYUSJEOQSW · pith_short_16: 42QYUSJEOQSW56GS · pith_short_8: 42QYUSJE

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/42QYUSJEOQSW56GS42T32I4QWP \
  | 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: e6a18a492474256ef8d2e6a7bd2390b3e5077ed04f672bbf41e71b0eb548f6c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50de83c8e09b54039035fdaf545dff1c4fd56195c0cfbb75edb918b9309dd943",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-th",
      "physics.atom-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-12-22T20:57:01Z",
    "title_canon_sha256": "391c2698b54b01fa1e5ae91dbef523a29c933447317cbcabd593bfad685ac133"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0312100",
    "kind": "arxiv",
    "version": 3
  }
}