Pith Number

pith:BQXCZBEK

pith:2015:BQXCZBEKDBP5NDZOA5BNIESWYB

not attested not anchored not stored refs pending

Kundt spacetimes minimally coupled to scalar field

O. Svitek, T. Tahamtan

arxiv:1505.01791 v4 · 2015-05-07 · 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{BQXCZBEKDBP5NDZOA5BNIESWYB}

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	2026-05-18T00:42:18.163509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c2e2c848a185fd68f2e0742d41256c0525d4206f40c68ac4c40acb35d29d680

Aliases

arxiv: 1505.01791 · arxiv_version: 1505.01791v4 · doi: 10.48550/arxiv.1505.01791 · pith_short_12: BQXCZBEKDBP5 · pith_short_16: BQXCZBEKDBP5NDZO · pith_short_8: BQXCZBEK

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/BQXCZBEKDBP5NDZOA5BNIESWYB \
  | 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: 0c2e2c848a185fd68f2e0742d41256c0525d4206f40c68ac4c40acb35d29d680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "941458bff1da7a22da5eec13b772a53cc307d464cf8ff5fa3b8db117229aaa70",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-05-07T17:56:31Z",
    "title_canon_sha256": "9fa4b23bd29b1f9f7bd93c430b9a4bfc0ee5a077c3a3bb61560cb0461452b636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01791",
    "kind": "arxiv",
    "version": 4
  }
}