Pith Number

pith:24WXVPT2

pith:2014:24WXVPT2JSLF3RPE3DK4OVZQ6L

not attested not anchored not stored refs pending

On the Scalar Curvature for the Noncommutative Four Torus

Farzad Fathizadeh

arxiv:1410.8705 v1 · 2014-10-31 · math.QA · math.DG · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{24WXVPT2JSLF3RPE3DK4OVZQ6L}

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	2026-05-18T02:38:53.886821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d72d7abe7a4c965dc5e4d8d5c75730f2c7cab956110969ca3378a75167fb92d6

Aliases

arxiv: 1410.8705 · arxiv_version: 1410.8705v1 · doi: 10.48550/arxiv.1410.8705 · pith_short_12: 24WXVPT2JSLF · pith_short_16: 24WXVPT2JSLF3RPE · pith_short_8: 24WXVPT2

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/24WXVPT2JSLF3RPE3DK4OVZQ6L \
  | 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: d72d7abe7a4c965dc5e4d8d5c75730f2c7cab956110969ca3378a75167fb92d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "405e1746a07f1d19417a357fa9aeb16ddc65e900cb695e629ba34edf08c24661",
    "cross_cats_sorted": [
      "math.DG",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2014-10-31T11:04:36Z",
    "title_canon_sha256": "cbe643a5bc9fe65c0dfc1aa83c358357529d8d87324332faad5eda2da0230a54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8705",
    "kind": "arxiv",
    "version": 1
  }
}