Pith Number

pith:OCAR4ECE

pith:2011:OCAR4ECECFFMMASTZBCQCC7AEM

not attested not anchored not stored refs pending

Spherically symmetric solution in a space-time with torsion

Alexander Yakhno, Claudia Moreno, Filemon Farfan, Oscar Loaiza-Brito, Ricardo Garcia-Salcedo

arxiv:1101.5419 v2 · 2011-01-28 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OCAR4ECECFFMMASTZBCQCC7AEM}

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	2026-05-18T02:03:21.032209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70811e1044114ac60253c845010be02338044bd76d54ffa630cda3218623da7e

Aliases

arxiv: 1101.5419 · arxiv_version: 1101.5419v2 · doi: 10.48550/arxiv.1101.5419 · pith_short_12: OCAR4ECECFFM · pith_short_16: OCAR4ECECFFMMAST · pith_short_8: OCAR4ECE

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/OCAR4ECECFFMMASTZBCQCC7AEM \
  | 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: 70811e1044114ac60253c845010be02338044bd76d54ffa630cda3218623da7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41de3cf998cbbeec013068c0dad696d1c5407bddde32395ac00112be05c83495",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-01-28T00:39:53Z",
    "title_canon_sha256": "b1b8139189ac767bba3b3e31e3b693af9e32c125f303d9e564631e796210d52a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5419",
    "kind": "arxiv",
    "version": 2
  }
}