Pith Number

pith:QRXDHQQ7

pith:2022:QRXDHQQ77LRD2NZR5CVUFKD5ZN

not attested not anchored not stored refs pending

Is Birkhoff's Theorem Valid in Einstein-Aether Theory?

M. F. A. da Silva, R. Chan, V. H. Satheeshkumar

arxiv:2211.07497 v2 · 2022-11-14 · 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{QRXDHQQ77LRD2NZR5CVUFKD5ZN}

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	2026-07-05T07:51:59.711864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

846e33c21ffae23d3731e8ab42a87dcb53bede788f81fbb22ecaf2b67a594e81

Aliases

arxiv: 2211.07497 · arxiv_version: 2211.07497v2 · doi: 10.48550/arxiv.2211.07497 · pith_short_12: QRXDHQQ77LRD · pith_short_16: QRXDHQQ77LRD2NZR · pith_short_8: QRXDHQQ7

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/QRXDHQQ77LRD2NZR5CVUFKD5ZN \
  | 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: 846e33c21ffae23d3731e8ab42a87dcb53bede788f81fbb22ecaf2b67a594e81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dfd9017aeb04ac6e7181a3a351235ab3c3177c5629070028c65423b6e4caa47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-11-14T16:26:52Z",
    "title_canon_sha256": "3fc87c48288ca2dff5923b1d4cbee8a8424cd3058f34c66214036318a39920e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.07497",
    "kind": "arxiv",
    "version": 2
  }
}