Pith Number

pith:XHKJXSM5

pith:2013:XHKJXSM5CNOJDUQBE3LTYTGUYR

not attested not anchored not stored refs pending

Perturbations of Kantowski-Sachs models

L\'aszl\'o \'A. Gergely, Mats Forsberg, Michael Bradley, Peter K.S. Dunsby, Zolt\'an Keresztes

arxiv:1303.4576 v1 · 2013-03-19 · 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{XHKJXSM5CNOJDUQBE3LTYTGUYR}

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	2026-05-18T02:30:47.794392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9d49bc99d135c91d20126d73c4cd4c47774acb325cc114c5fcae1d101793723

Aliases

arxiv: 1303.4576 · arxiv_version: 1303.4576v1 · doi: 10.48550/arxiv.1303.4576 · pith_short_12: XHKJXSM5CNOJ · pith_short_16: XHKJXSM5CNOJDUQB · pith_short_8: XHKJXSM5

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/XHKJXSM5CNOJDUQBE3LTYTGUYR \
  | 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: b9d49bc99d135c91d20126d73c4cd4c47774acb325cc114c5fcae1d101793723

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b739892818c9fcbb4e429e1a3d736d67433db8af8ebe5f75842a13e15e3f7ef4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-03-19T13:03:41Z",
    "title_canon_sha256": "01522c2c616e3916df110bcab10828ccbd72925a1a02d5b96aa24a0aee7ab5ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4576",
    "kind": "arxiv",
    "version": 1
  }
}