Pith Number

pith:5Q7A6DSD

pith:2016:5Q7A6DSDOZA7PPUX3RXSZSI5ZP

not attested not anchored not stored refs pending

Torsion Gravity for Dirac Particles

Luca Fabbri

arxiv:1611.08474 v2 · 2016-11-25 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5Q7A6DSDOZA7PPUX3RXSZSI5ZP}

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	2026-05-18T00:38:21.082576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec3e0f0e437641f7be97dc6f2cc91dcbf683a4cd6bb250238b14a2f7c0efd7cc

Aliases

arxiv: 1611.08474 · arxiv_version: 1611.08474v2 · doi: 10.48550/arxiv.1611.08474 · pith_short_12: 5Q7A6DSDOZA7 · pith_short_16: 5Q7A6DSDOZA7PPUX · pith_short_8: 5Q7A6DSD

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/5Q7A6DSDOZA7PPUX3RXSZSI5ZP \
  | 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: ec3e0f0e437641f7be97dc6f2cc91dcbf683a4cd6bb250238b14a2f7c0efd7cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f12f82ee8810be50510ed6c1309fda0f54fff4a3007944ce35a6e09bb2c8351",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-11-25T14:43:56Z",
    "title_canon_sha256": "d28d1427ecb7b3b189f223625d8acaf028cc2e88d8c32310dd97732f58ff72d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08474",
    "kind": "arxiv",
    "version": 2
  }
}