Pith Number

pith:W23SXJ5E

pith:2015:W23SXJ5EXDL2KDTM7HYOXXUNEN

not attested not anchored not stored refs pending

Kinematic Constraints in Generally Covariant Non-Linear Electrodynamics

Horst-Heino von Borzeszkowski, Rico Berner, Thoralf Chrobok

arxiv:1512.03912 v2 · 2015-12-12 · 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{W23SXJ5EXDL2KDTM7HYOXXUNEN}

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	2026-05-18T01:11:31.920975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6b72ba7a4b8d7a50e6cf9f0ebde8d236648d4081f666a8cd6d813c65646f12c

Aliases

arxiv: 1512.03912 · arxiv_version: 1512.03912v2 · doi: 10.48550/arxiv.1512.03912 · pith_short_12: W23SXJ5EXDL2 · pith_short_16: W23SXJ5EXDL2KDTM · pith_short_8: W23SXJ5E

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/W23SXJ5EXDL2KDTM7HYOXXUNEN \
  | 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: b6b72ba7a4b8d7a50e6cf9f0ebde8d236648d4081f666a8cd6d813c65646f12c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b47d8ca03ce2b442cbbdf47b25fff1af9934199f5e8b1fd50fd35d622bc9986",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-12-12T13:22:32Z",
    "title_canon_sha256": "04b5887212fb82d6fea3a139b2c77ca0368eca9da5c075d5dcf2f26c3780c694"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.03912",
    "kind": "arxiv",
    "version": 2
  }
}