Pith Number

pith:FQ44XZWE

pith:2001:FQ44XZWE5LDRC2XM5X33OM6RMP

not attested not anchored not stored refs pending

Noncommutative Quantum Mechanics from Noncommutative Quantum Field Theory

Hsien-chung Kao, Pei-Ming Ho

arxiv:hep-th/0110191 v2 · 2001-10-20 · hep-th · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQ44XZWE5LDRC2XM5X33OM6RMP}

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	2026-05-18T01:05:59.798825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c39cbe6c4eac7116aecedf7b733d163fdd6259ba8350740ae115bf53ca4e2c9

Aliases

arxiv: hep-th/0110191 · arxiv_version: hep-th/0110191v2 · doi: 10.48550/arxiv.hep-th/0110191 · pith_short_12: FQ44XZWE5LDR · pith_short_16: FQ44XZWE5LDRC2XM · pith_short_8: FQ44XZWE

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/FQ44XZWE5LDRC2XM5X33OM6RMP \
  | 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: 2c39cbe6c4eac7116aecedf7b733d163fdd6259ba8350740ae115bf53ca4e2c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ac23a1bc5b7dd16f27f4dd46ebed84eae0b95eca388530f6a3f8c9f3ddbd194",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-10-20T15:02:20Z",
    "title_canon_sha256": "77570bd1984580d71cde04a91ad95f799f47ece74b910b37ebf65c9032b3ef9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0110191",
    "kind": "arxiv",
    "version": 2
  }
}