Pith Number

pith:5QDXFOXX

pith:2006:5QDXFOXXHJ66YGER5NASC3FREB

not attested not anchored not stored refs pending

Ultrarelativistic sources in nonlinear electrodynamics

David Kubiznak, Jiri Bicak

arxiv:gr-qc/0604104 v1 · 2006-04-22 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QDXFOXXHJ66YGER5NASC3FREB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:18:02.117434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec0772baf73a7dec1891eb41216cb1205e856a94d19e3d337a38996917f53999

Aliases

arxiv: gr-qc/0604104 · arxiv_version: gr-qc/0604104v1 · doi: 10.48550/arxiv.gr-qc/0604104 · pith_short_12: 5QDXFOXXHJ66 · pith_short_16: 5QDXFOXXHJ66YGER · pith_short_8: 5QDXFOXX

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/5QDXFOXXHJ66YGER5NASC3FREB \
  | 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: ec0772baf73a7dec1891eb41216cb1205e856a94d19e3d337a38996917f53999

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82102d8a508889cf2d0a51b769d7407a7aa0f0d5d4ff72a9212f3db2db826dfc",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-04-22T19:03:14Z",
    "title_canon_sha256": "f3bcf8b0241f7838ea3588f5101c40fa1e07a32c4df962f6c36b9fbc23aa4967"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0604104",
    "kind": "arxiv",
    "version": 1
  }
}