Pith Number

pith:2ET7CWOY

pith:2013:2ET7CWOY4E4OYYLZMA3L6SDR44

not attested not anchored not stored refs pending

Absence of the non-uniqueness problem of the Dirac theory in a curved spacetime. Spin-rotation coupling is not physically relevant

M.V. Gorbatenko, V.P. Neznamov

arxiv:1301.7599 v2 · 2013-01-31 · 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{2ET7CWOY4E4OYYLZMA3L6SDR44}

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	2026-05-18T03:31:53.832666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d127f159d8e138ec61796036bf4871e72548366bf5e568ca4530f2c60fb3ff99

Aliases

arxiv: 1301.7599 · arxiv_version: 1301.7599v2 · doi: 10.48550/arxiv.1301.7599 · pith_short_12: 2ET7CWOY4E4O · pith_short_16: 2ET7CWOY4E4OYYLZ · pith_short_8: 2ET7CWOY

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/2ET7CWOY4E4OYYLZMA3L6SDR44 \
  | 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: d127f159d8e138ec61796036bf4871e72548366bf5e568ca4530f2c60fb3ff99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df0879f476abf5f90ea5fd909df2a27f325769df5b16d3223e7d9b34ae287ae1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-31T12:53:48Z",
    "title_canon_sha256": "7214ce3d4a37be4191e2280220c09e76507351d1b5bc009f10d607592acf8dae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7599",
    "kind": "arxiv",
    "version": 2
  }
}