Pith Number

pith:JUXQTZXT

pith:2005:JUXQTZXTFFWX3YOBZ2IB4UE5XK

not attested not anchored not stored refs pending

Newton's law in an effective non commutative space-time

Alessandro Gruppuso

arxiv:hep-th/0502144 v1 · 2005-02-16 · 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{JUXQTZXTFFWX3YOBZ2IB4UE5XK}

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	2026-07-04T16:55:59.814196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d2f09e6f3296d7de1c1ce901e509dbaac1277ace73cc2dc3de52173cb24b373

Aliases

arxiv: hep-th/0502144 · arxiv_version: hep-th/0502144v1 · doi: 10.48550/arxiv.hep-th/0502144 · pith_short_12: JUXQTZXTFFWX · pith_short_16: JUXQTZXTFFWX3YOB · pith_short_8: JUXQTZXT

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/JUXQTZXTFFWX3YOBZ2IB4UE5XK \
  | 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: 4d2f09e6f3296d7de1c1ce901e509dbaac1277ace73cc2dc3de52173cb24b373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d955b0d6ba2b4509b93a96d4bb3406aaf74455bf5a058fe2f5475c467fbef277",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-02-16T11:28:31Z",
    "title_canon_sha256": "ca585c890f40977eb4ca1b5723c406e59c9a2353491d59abe76ac1b4f8bdb773"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0502144",
    "kind": "arxiv",
    "version": 1
  }
}