Pith Number

pith:SN2A7ZDU

pith:2023:SN2A7ZDUYYAA2LJWMXIZERLIDE

not attested not anchored not stored refs pending

Algebraic classification of the gravitational field in Weyl-Cartan space-times

Jorge Gigante Valcarcel, Sebastian Bahamonde

arxiv:2305.05501 v2 · 2023-05-09 · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SN2A7ZDUYYAA2LJWMXIZERLIDE}

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	2026-07-05T06:43:49.297743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93740fe474c6000d2d3665d19245681929ef048c3e97b6558c88acf7254cd53f

Aliases

arxiv: 2305.05501 · arxiv_version: 2305.05501v2 · doi: 10.48550/arxiv.2305.05501 · pith_short_12: SN2A7ZDUYYAA · pith_short_16: SN2A7ZDUYYAA2LJW · pith_short_8: SN2A7ZDU

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/SN2A7ZDUYYAA2LJWMXIZERLIDE \
  | 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: 93740fe474c6000d2d3665d19245681929ef048c3e97b6558c88acf7254cd53f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abb7f2e5bd750fc700846cd4d16b9e40bacf4c09aa57378d21da91f543f5a695",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-05-09T14:51:47Z",
    "title_canon_sha256": "44759ad924c54a1716d626dfb2ddad34166653ad85834cb3c9f68df692949e2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.05501",
    "kind": "arxiv",
    "version": 2
  }
}