Pith Number

pith:FXED3VHV

pith:2004:FXED3VHV3KNBIJZ6FWQMS7YKCG

not attested not anchored not stored refs pending

Noncommutativity from the symplectic point of view

Clifford Neves, Everton M. C. Abreu, Wilson Oliveira

arxiv:hep-th/0411108 v2 · 2004-11-10 · 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{FXED3VHV3KNBIJZ6FWQMS7YKCG}

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	2026-05-18T04:37:00.006855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dc83dd4f5da9a14273e2da0c97f0a1190026cd82577bfd90b53c3effece84b3

Aliases

arxiv: hep-th/0411108 · arxiv_version: hep-th/0411108v2 · doi: 10.48550/arxiv.hep-th/0411108 · pith_short_12: FXED3VHV3KNB · pith_short_16: FXED3VHV3KNBIJZ6 · pith_short_8: FXED3VHV

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/FXED3VHV3KNBIJZ6FWQMS7YKCG \
  | 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: 2dc83dd4f5da9a14273e2da0c97f0a1190026cd82577bfd90b53c3effece84b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c587c1bb60dcad2fec7de2e758df8ad2aa5f6404e94f338cb21d7fdf9e553a3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-11-10T20:10:39Z",
    "title_canon_sha256": "f4e1a434415e34cfc8358f56e5003a4a403bf962a803e40cf99daa0a07605610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0411108",
    "kind": "arxiv",
    "version": 2
  }
}