Pith Number

pith:RIH2XHK2

pith:2019:RIH2XHK22OMNZ5DP2DKBWWBMFK

not attested not anchored not stored refs pending

Pure Coulomb tensor interaction in the Dirac equation

A. S. de Castro, M. G. Garcia, P. Alberto, S. Pratapsi

arxiv:1905.13162 v1 · 2019-05-30 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RIH2XHK22OMNZ5DP2DKBWWBMFK}

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	2026-05-17T23:44:38.786979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a0fab9d5ad398dcf46fd0d41b582c2ab0a1ce8884962f78e7ebc176c728091c

Aliases

arxiv: 1905.13162 · arxiv_version: 1905.13162v1 · doi: 10.48550/arxiv.1905.13162 · pith_short_12: RIH2XHK22OMN · pith_short_16: RIH2XHK22OMNZ5DP · pith_short_8: RIH2XHK2

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/RIH2XHK22OMNZ5DP2DKBWWBMFK \
  | 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: 8a0fab9d5ad398dcf46fd0d41b582c2ab0a1ce8884962f78e7ebc176c728091c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "103e05cd18af4d5f7395a1146367c8f806f2ba1da48f0bb4b5670a05bc17bc3d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-30T16:47:02Z",
    "title_canon_sha256": "cc183dc272aea5a8887b266eb94a365afa07d73990de160ee7f89c64b6f85a05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13162",
    "kind": "arxiv",
    "version": 1
  }
}