Pith Number

pith:ZQEPIGKI

pith:2004:ZQEPIGKIX7VK7UHWHAEWKO5J6A

not attested not anchored not stored refs pending

The physical meaning of the "boost-rotation symmetric" solutions within the general interpretation of Einstein's theory of gravitation

D.-E. Liebscher, L. Mihich, S. Antoci

arxiv:gr-qc/0412102 v2 · 2004-12-21 · 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{ZQEPIGKIX7VK7UHWHAEWKO5J6A}

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	2026-05-18T01:39:22.315991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc08f41948bfeaafd0f63809653ba9f01d25e19384ec826aa3e7b645b6fdd1d8

Aliases

arxiv: gr-qc/0412102 · arxiv_version: gr-qc/0412102v2 · doi: 10.48550/arxiv.gr-qc/0412102 · pith_short_12: ZQEPIGKIX7VK · pith_short_16: ZQEPIGKIX7VK7UHW · pith_short_8: ZQEPIGKI

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/ZQEPIGKIX7VK7UHWHAEWKO5J6A \
  | 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: cc08f41948bfeaafd0f63809653ba9f01d25e19384ec826aa3e7b645b6fdd1d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ef3258a28b87d5b8cfeab4803e9b899e5b64af44d43219cb84f24bea9d9a0e5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-12-21T14:14:13Z",
    "title_canon_sha256": "00c41331281b3245a529f882062b7a525c496dd6310a82828f4a838d20dcd651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0412102",
    "kind": "arxiv",
    "version": 2
  }
}