Pith Number

pith:N5MOVBDL

pith:2026:N5MOVBDLMQR4OMFUCK6IIQQB3O

not attested not anchored not stored refs pending

Dark matter from the quadratic spinor Lagrangian II: A spin-3/2 no-go and the uniqueness of the spin-1/2 candidate

Roh-Suan Tung

arxiv:2606.23273 v1 · 2026-06-22 · 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{N5MOVBDLMQR4OMFUCK6IIQQB3O}

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	2026-06-23T03:14:15.458650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f58ea846b6423c730b412bc844201dbb13e7f237d4cacbcbc2749f4d2502828

Aliases

arxiv: 2606.23273 · arxiv_version: 2606.23273v1 · doi: 10.48550/arxiv.2606.23273 · pith_short_12: N5MOVBDLMQR4 · pith_short_16: N5MOVBDLMQR4OMFU · pith_short_8: N5MOVBDL

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/N5MOVBDLMQR4OMFUCK6IIQQB3O \
  | 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: 6f58ea846b6423c730b412bc844201dbb13e7f237d4cacbcbc2749f4d2502828

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fe0700346181e10fc829d3fa4860223411ea4c0a3c47d6f953296cc0823d11f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-06-22T12:50:48Z",
    "title_canon_sha256": "d69a8c107568eb777906f6a1042b71dec1c1a8a38c5b85d312e96755b8991973"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23273",
    "kind": "arxiv",
    "version": 1
  }
}