Pith Number

pith:5MS6OQFU

pith:2016:5MS6OQFUWGQVWX2IB6BL2G55G5

not attested not anchored not stored refs pending

On the ill posedness of Force-Free Electrodynamics in Euler Potentials

Marcelo E. Rubio, Oscar A. Reula

arxiv:1611.06415 v3 · 2016-11-19 · 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{5MS6OQFUWGQVWX2IB6BL2G55G5}

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	2026-05-18T00:48:43.886912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb25e740b4b1a15b5f480f82bd1bbd374ffadd348664c863eef02a7d725e1446

Aliases

arxiv: 1611.06415 · arxiv_version: 1611.06415v3 · doi: 10.48550/arxiv.1611.06415 · pith_short_12: 5MS6OQFUWGQV · pith_short_16: 5MS6OQFUWGQVWX2I · pith_short_8: 5MS6OQFU

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/5MS6OQFUWGQVWX2IB6BL2G55G5 \
  | 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: eb25e740b4b1a15b5f480f82bd1bbd374ffadd348664c863eef02a7d725e1446

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b6baed2c1e3e6c06c296d90f9c725c974200e0fdbbaed7c6400b6f7fb17c804",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-11-19T19:12:29Z",
    "title_canon_sha256": "eddd801da080ef504fa869d13d5603dd8b01aef2620037e1bbcb7e5538707c0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06415",
    "kind": "arxiv",
    "version": 3
  }
}