Pith Number

pith:BOP6DZH2

pith:2019:BOP6DZH2E6YHARWNCDEV4NBGUK

not attested not anchored not stored refs pending

Non-geodesic incompleteness in Poincar\'e gauge gravity

F.J. Maldonado Torralba, J.A.R. Cembranos, J. Gigante Valcarcel

arxiv:1901.09899 v2 · 2019-01-27 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BOP6DZH2E6YHARWNCDEV4NBGUK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:50:50.334003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b9fe1e4fa27b07046cd10c95e3426a285d8249763bb88f82f382d3c8019cf80

Aliases

arxiv: 1901.09899 · arxiv_version: 1901.09899v2 · doi: 10.48550/arxiv.1901.09899 · pith_short_12: BOP6DZH2E6YH · pith_short_16: BOP6DZH2E6YHARWN · pith_short_8: BOP6DZH2

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/BOP6DZH2E6YHARWNCDEV4NBGUK \
  | 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: 0b9fe1e4fa27b07046cd10c95e3426a285d8249763bb88f82f382d3c8019cf80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36bbc87d3fab3df38a6b41d7985295c6f0779083bb5d0df98571f71648ffaee1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-01-27T15:24:58Z",
    "title_canon_sha256": "c188e0900309bfe0fa753bcc52324dd3c90e65a25014222eea0c9257529ff353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09899",
    "kind": "arxiv",
    "version": 2
  }
}