Pith Number

pith:2EUZQJMQ

pith:1998:2EUZQJMQ6BFL7QZADMGXM6F6JB

not attested not anchored not stored refs pending

Gravomagnetic Lensing by NUT Space

Donald Lynden-Bell, Mohammad Nouri-Zonoz

arxiv:gr-qc/9812094 v1 · 1998-12-30 · 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{2EUZQJMQ6BFL7QZADMGXM6F6JB}

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	2026-07-04T14:26:14.684843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d129982590f04abfc3201b0d7678be48568e909598a70e2992d92d2a0e6665c8

Aliases

arxiv: gr-qc/9812094 · arxiv_version: gr-qc/9812094v1 · doi: 10.48550/arxiv.gr-qc/9812094 · pith_short_12: 2EUZQJMQ6BFL · pith_short_16: 2EUZQJMQ6BFL7QZA · pith_short_8: 2EUZQJMQ

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/2EUZQJMQ6BFL7QZADMGXM6F6JB \
  | 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: d129982590f04abfc3201b0d7678be48568e909598a70e2992d92d2a0e6665c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24dbd34d658eedb0d301a2ef43dccfc88d9a9545a2f0210f96ec43c1f4f36614",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1998-12-30T17:57:01Z",
    "title_canon_sha256": "e23d3541614cfafc636116e8b491ee2926f91424dccaef87cf3c1d1cd0331062"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9812094",
    "kind": "arxiv",
    "version": 1
  }
}