Pith Number

pith:ZRU2MBBU

pith:2016:ZRU2MBBUYQ4U4B2BXHXTP3PJ4B

not attested not anchored not stored refs pending

Einstein-Cartan, Bianchi I and the Hubble Diagram

Andre Tilquin, Sami R. Zouzou, Thomas Schucker

arxiv:1601.07922 v1 · 2016-01-27 · gr-qc · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRU2MBBUYQ4U4B2BXHXTP3PJ4B}

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	2026-05-18T01:17:17.594572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc69a60434c4394e0741b9ef37ede9e04a9fa309091ef189b0e732b0286c8e78

Aliases

arxiv: 1601.07922 · arxiv_version: 1601.07922v1 · doi: 10.48550/arxiv.1601.07922 · pith_short_12: ZRU2MBBUYQ4U · pith_short_16: ZRU2MBBUYQ4U4B2B · pith_short_8: ZRU2MBBU

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/ZRU2MBBUYQ4U4B2BXHXTP3PJ4B \
  | 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: cc69a60434c4394e0741b9ef37ede9e04a9fa309091ef189b0e732b0286c8e78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0884a82414a1e6aaa101c40240259b091b862eba0341d3c30e8f3031dc4c497e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-01-27T16:10:59Z",
    "title_canon_sha256": "13dc8dbbd9e5351904d6d371abd2999226f7eb950facb386e688659a7a67e09b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07922",
    "kind": "arxiv",
    "version": 1
  }
}