Pith Number

pith:VUSOWJZR

pith:2023:VUSOWJZRCOPCSECFVAPJUR72NJ

not attested not anchored not stored refs pending

Curvature effects in the spectral dimension of spin foams

Alexander Jercher, Johannes Th\"urigen, Sebastian Steinhaus

arxiv:2304.13058 v2 · 2023-04-25 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUSOWJZRCOPCSECFVAPJUR72NJ}

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	2026-07-05T06:50:54.964271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad24eb2731139e291045a81e9a47fa6a76a580b3c11e3faa0eaa7804326f0816

Aliases

arxiv: 2304.13058 · arxiv_version: 2304.13058v2 · doi: 10.48550/arxiv.2304.13058 · pith_short_12: VUSOWJZRCOPC · pith_short_16: VUSOWJZRCOPCSECF · pith_short_8: VUSOWJZR

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/VUSOWJZRCOPCSECFVAPJUR72NJ \
  | 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: ad24eb2731139e291045a81e9a47fa6a76a580b3c11e3faa0eaa7804326f0816

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d8bb8cfc84f258ab1d7e770097d144d821203c8c61781d5f688744c4682691",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-04-25T18:00:06Z",
    "title_canon_sha256": "c8de0fd31147331ce379e6895d2f72791d18966c0126738306a61995f2989925"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.13058",
    "kind": "arxiv",
    "version": 2
  }
}