Pith Number

pith:DJNQE7V3

pith:2019:DJNQE7V3B22DCSSXC6DU27EVIM

not attested not anchored not stored refs pending

Dirac star in the presence of Maxwell and Proca fields

Vladimir Dzhunushaliev, Vladimir Folomeev

arxiv:1901.09905 v2 · 2019-01-28 · 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{DJNQE7V3B22DCSSXC6DU27EVIM}

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	2026-05-17T23:44:42.567415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a5b027ebb0eb4314a5717874d7c954301ea52d5075d90811979d8d5fd90e015

Aliases

arxiv: 1901.09905 · arxiv_version: 1901.09905v2 · doi: 10.48550/arxiv.1901.09905 · pith_short_12: DJNQE7V3B22D · pith_short_16: DJNQE7V3B22DCSSX · pith_short_8: DJNQE7V3

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/DJNQE7V3B22DCSSXC6DU27EVIM \
  | 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: 1a5b027ebb0eb4314a5717874d7c954301ea52d5075d90811979d8d5fd90e015

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7e682898b755ed7fde84f071fb1c53f5bb4f02d082475b8cca73e3e0933e1ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-01-28T06:47:37Z",
    "title_canon_sha256": "1bff9a645ee86bf3643cf1c40d9f9dcb99e36a858d1aff40317594f0f9dc17e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09905",
    "kind": "arxiv",
    "version": 2
  }
}