Pith Number

pith:DXUDP5KO

pith:2024:DXUDP5KOB3JB4GKHNCTXBIDMVS

not attested not anchored not stored refs pending

Differential spinors and Kundt three-manifolds with skew-torsion

C. S. Shahbazi

arxiv:2405.03756 v1 · 2024-05-06 · math.DG · 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{DXUDP5KOB3JB4GKHNCTXBIDMVS}

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	2026-07-05T08:16:10.364698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1de837f54e0ed21e194768a770a06cacbbbac999703455f8be3241ca27f87b76

Aliases

arxiv: 2405.03756 · arxiv_version: 2405.03756v1 · doi: 10.48550/arxiv.2405.03756 · pith_short_12: DXUDP5KOB3JB · pith_short_16: DXUDP5KOB3JB4GKH · pith_short_8: DXUDP5KO

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/DXUDP5KOB3JB4GKHNCTXBIDMVS \
  | 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: 1de837f54e0ed21e194768a770a06cacbbbac999703455f8be3241ca27f87b76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc852584b99479819845d2d41d6b0953b38dbce0f2dc9c40c40cdf65b23af51b",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2024-05-06T18:00:10Z",
    "title_canon_sha256": "7f36368436ab17cafd9f9bc05aec31a13be94ae420f4a4ffb663f04572ce5344"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.03756",
    "kind": "arxiv",
    "version": 1
  }
}