Pith Number

pith:B5ZFHYKP

pith:2022:B5ZFHYKPYV4KZGDZAZQQDNIVQA

not attested not anchored not stored refs pending

Dark matter from torsion in Friedmann cosmology

A. M. Vicente, J. F. Jesus, R. F. L. Holanda, S. H. Pereira

arxiv:2202.01807 v1 · 2022-02-03 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B5ZFHYKPYV4KZGDZAZQQDNIVQA}

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.

Cited by

1 paper in Pith

Dark matter from the quadratic spinor Lagrangian I: Geometric mass for a gravitationally produced spin-1/2 fermion

Receipt and verification

First computed	2026-07-05T04:17:39.160497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f7253e14fc578ac9879066101b515802cc3f820f7d9fe98ac5e63957b58d54a

Aliases

arxiv: 2202.01807 · arxiv_version: 2202.01807v1 · doi: 10.48550/arxiv.2202.01807 · pith_short_12: B5ZFHYKPYV4K · pith_short_16: B5ZFHYKPYV4KZGDZ · pith_short_8: B5ZFHYKP

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/B5ZFHYKPYV4KZGDZAZQQDNIVQA \
  | 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: 0f7253e14fc578ac9879066101b515802cc3f820f7d9fe98ac5e63957b58d54a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8d76ed54a7a74ce77b72dab2ab980f4c4a95abe6ae87cac20cb4c8782638e00",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-02-03T19:30:16Z",
    "title_canon_sha256": "69fe66e5ee047c6f3a769010e8c10435c1ac195fff60cc53decbaa91e19745bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01807",
    "kind": "arxiv",
    "version": 1
  }
}