Pith Number

pith:3HBQSMJR

pith:2013:3HBQSMJRWPYXKJYVCHX37E2TQV

not attested not anchored not stored refs pending

Embeddings for solutions of Einstein equations

A.A. Sheykin, S.A. Paston

arxiv:1306.4826 v1 · 2013-06-20 · 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{3HBQSMJRWPYXKJYVCHX37E2TQV}

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	2026-05-18T03:20:21.557202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9c3093131b3f175271511efbf93538566ccce1a413dc637e3ff24435fa78f13

Aliases

arxiv: 1306.4826 · arxiv_version: 1306.4826v1 · doi: 10.48550/arxiv.1306.4826 · pith_short_12: 3HBQSMJRWPYX · pith_short_16: 3HBQSMJRWPYXKJYV · pith_short_8: 3HBQSMJR

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/3HBQSMJRWPYXKJYVCHX37E2TQV \
  | 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: d9c3093131b3f175271511efbf93538566ccce1a413dc637e3ff24435fa78f13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffbddc0f8c24c4237d1a5f070162cb2616eb744a33017681e72fc0571598307a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-06-20T11:34:52Z",
    "title_canon_sha256": "4b4f7cabb64b93bffd60ac561d83b24f14d77d5b1f05f5c6cd3f0a472c686176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4826",
    "kind": "arxiv",
    "version": 1
  }
}