Pith Number

pith:CY3MHMR7

pith:1994:CY3MHMR7PCHY3A7RFHGACJPTD3

not attested not anchored not stored refs pending

Fermi Coordinates for Weak Gravitational Fields

Karl-Peter Marzlin

arxiv:gr-qc/9403044 v2 · 1994-03-22 · 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{CY3MHMR7PCHY3A7RFHGACJPTD3}

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.

Cited by

1 paper in Pith

High-Frequency Gravitational Wave Detection with Superconducting Qubits

Receipt and verification

First computed	2026-07-04T15:56:54.015731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1636c3b23f788f8d83f129cc0125f31ede0fb46f27ff6535e3405fff936be67f

Aliases

arxiv: gr-qc/9403044 · arxiv_version: gr-qc/9403044v2 · doi: 10.48550/arxiv.gr-qc/9403044 · pith_short_12: CY3MHMR7PCHY · pith_short_16: CY3MHMR7PCHY3A7R · pith_short_8: CY3MHMR7

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/CY3MHMR7PCHY3A7RFHGACJPTD3 \
  | 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: 1636c3b23f788f8d83f129cc0125f31ede0fb46f27ff6535e3405fff936be67f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "252327f9ba4db96304f74e920f3f8316814503ca3c979c546506af3b5e521603",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-03-22T11:24:09Z",
    "title_canon_sha256": "a23af8aaa0fc702e14d58cada0e3958caa786bbe6113a270746e2488d50c60c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9403044",
    "kind": "arxiv",
    "version": 2
  }
}