Pith Number

pith:RDV45G2Y

pith:2013:RDV45G2Y3H6AH62HIL4WIEJVAF

not attested not anchored not stored refs pending

Quantum group spin nets: refinement limit and relation to spin foams

Bianca Dittrich, Mercedes Martin-Benito, Sebastian Steinhaus

arxiv:1312.0905 v2 · 2013-12-03 · gr-qc · cond-mat.str-el · hep-th · quant-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{RDV45G2Y3H6AH62HIL4WIEJVAF}

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	2026-05-18T02:45:49.650340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88ebce9b58d9fc03fb4742f96411350171735a9ac0631527e5f53221e78393ee

Aliases

arxiv: 1312.0905 · arxiv_version: 1312.0905v2 · doi: 10.48550/arxiv.1312.0905 · pith_short_12: RDV45G2Y3H6A · pith_short_16: RDV45G2Y3H6AH62H · pith_short_8: RDV45G2Y

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/RDV45G2Y3H6AH62HIL4WIEJVAF \
  | 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: 88ebce9b58d9fc03fb4742f96411350171735a9ac0631527e5f53221e78393ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "322a82d211e3855cd07a0cd048e26aca767a2dcfe868652f25d9834b36134cc6",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-12-03T19:07:14Z",
    "title_canon_sha256": "4d745280751feabe6818d1f4319ca988a525d33a6d2ab794f747bed719ae4b01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0905",
    "kind": "arxiv",
    "version": 2
  }
}