Pith Number

pith:2NSLHTDM

pith:2004:2NSLHTDMA57YWY3Z2I3DPWUNNM

not attested not anchored not stored refs pending

Generalisations of the Einstein-Straus model to cylindrically symmetric settings

Dublin), Filipe C. Mena (Oxford/Minho), London), Raul Vera (DCU, Reza Tavakol (QM

arxiv:gr-qc/0405043 v1 · 2004-05-07 · 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{2NSLHTDMA57YWY3Z2I3DPWUNNM}

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	2026-05-18T00:59:50.357763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d364b3cc6c077f8b6379d23637da8d6b261aea9a624bf189990666d2d8386b73

Aliases

arxiv: gr-qc/0405043 · arxiv_version: gr-qc/0405043v1 · doi: 10.48550/arxiv.gr-qc/0405043 · pith_short_12: 2NSLHTDMA57Y · pith_short_16: 2NSLHTDMA57YWY3Z · pith_short_8: 2NSLHTDM

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/2NSLHTDMA57YWY3Z2I3DPWUNNM \
  | 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: d364b3cc6c077f8b6379d23637da8d6b261aea9a624bf189990666d2d8386b73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de0f5acd153021d6e798eb178f1b0408e4af03124494c320ffcade8587d04b7d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-05-07T16:33:06Z",
    "title_canon_sha256": "d6e003b171e098395a6250355c2d04a81309c42a9f0eab0b36474669d8e44a7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0405043",
    "kind": "arxiv",
    "version": 1
  }
}