Pith Number

pith:WLMS4UAT

pith:2014:WLMS4UAT3Q2X4EV2AOZHDIHN4T

not attested not anchored not stored refs pending

The Kummer tensor density in electrodynamics and in gravity

Alberto Favaro (Oldenburg), Columbia, Friedrich W. Hehl (Cologne, Missouri), Peter Baekler (Duesseldorf), Yakov Itin (Jerusalem)

arxiv:1403.3467 v2 · 2014-03-14 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WLMS4UAT3Q2X4EV2AOZHDIHN4T}

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.

Cited by

1 paper in Pith

Crystallography, Lorentz violation, and the Standard-Model Extension

Receipt and verification

First computed	2026-05-18T01:44:01.323305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2d92e5013dc357e12ba03b271a0ede4e836effd1472eee217a5db8ec14ca207

Aliases

arxiv: 1403.3467 · arxiv_version: 1403.3467v2 · doi: 10.48550/arxiv.1403.3467 · pith_short_12: WLMS4UAT3Q2X · pith_short_16: WLMS4UAT3Q2X4EV2 · pith_short_8: WLMS4UAT

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/WLMS4UAT3Q2X4EV2AOZHDIHN4T \
  | 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: b2d92e5013dc357e12ba03b271a0ede4e836effd1472eee217a5db8ec14ca207

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c148f1a9d08890819ace06844049beaa68878b516a581c8c2a76a228c89b2ad",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-03-14T00:33:07Z",
    "title_canon_sha256": "c63cd98cb78960dfaff12fa54962f3a38694d9d16a00af9eac4680dcc8f5e8c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3467",
    "kind": "arxiv",
    "version": 2
  }
}