Pith Number

pith:XEUFUNNC

pith:2005:XEUFUNNC3TRONPRVX2WXCHFIMG

not attested not anchored not stored refs pending

Electric Chern-Simons term, enlarged exotic Galilei symmetry and noncommutative plane

Mariano A. del Olmo, Mikhail S. Plyushchay

arxiv:hep-th/0508020 v3 · 2005-08-03 · 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{XEUFUNNC3TRONPRVX2WXCHFIMG}

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	2026-05-18T04:18:23.989896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9285a35a2dce2e6be35bead711ca861964b90304b6f7cfa984f0a84f5f2c709

Aliases

arxiv: hep-th/0508020 · arxiv_version: hep-th/0508020v3 · doi: 10.48550/arxiv.hep-th/0508020 · pith_short_12: XEUFUNNC3TRO · pith_short_16: XEUFUNNC3TRONPRV · pith_short_8: XEUFUNNC

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/XEUFUNNC3TRONPRVX2WXCHFIMG \
  | 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: b9285a35a2dce2e6be35bead711ca861964b90304b6f7cfa984f0a84f5f2c709

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca598e62a07ca57328ff83861e1809c3077ed9846723c8102cc5ce31cd0c278d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-08-03T16:42:49Z",
    "title_canon_sha256": "a5f5399bdf8391a08c6253b744029ce5b3c79688fc3cb11d3ed4b5c97322fece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0508020",
    "kind": "arxiv",
    "version": 3
  }
}