Pith Number

pith:PES4IDJY

pith:2017:PES4IDJYBIKLIY3FX7C4X3JYA7

not attested not anchored not stored refs pending

Quantum groups and noncommutative spacetimes with cosmological constant

A. Ballesteros, C. Meusburger, F.J. Herranz, I. Guti\'errez-Sagredo, P. Naranjo

arxiv:1702.04704 v2 · 2017-02-15 · hep-th · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PES4IDJYBIKLIY3FX7C4X3JYA7}

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	2026-05-18T00:37:47.941693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7925c40d380a14b46365bfc5cbed3807ee057e7d235a27c0b4ef8a3c01a5e409

Aliases

arxiv: 1702.04704 · arxiv_version: 1702.04704v2 · doi: 10.48550/arxiv.1702.04704 · pith_short_12: PES4IDJYBIKL · pith_short_16: PES4IDJYBIKLIY3F · pith_short_8: PES4IDJY

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/PES4IDJYBIKLIY3FX7C4X3JYA7 \
  | 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: 7925c40d380a14b46365bfc5cbed3807ee057e7d235a27c0b4ef8a3c01a5e409

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6402cd07ebf1a541926868af58506c0bdae46e8f4b3bebf482b88c6c5bbbfe6",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-02-15T18:21:53Z",
    "title_canon_sha256": "5e373a93cfcb553b5b11dcbfc7c05fbe1d2583ca87bc0af1d645bfd3441bb1b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04704",
    "kind": "arxiv",
    "version": 2
  }
}