Pith Number

pith:DSKW4P3Z

pith:2016:DSKW4P3ZVDAZP2WC6CJNYAZFLJ

not attested not anchored not stored refs pending

On the definition of spacetimes in Noncommutative Geometry, Part I

Fabien Besnard, Nadir Bizi

arxiv:1611.07830 v3 · 2016-11-23 · math.OA · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSKW4P3ZVDAZP2WC6CJNYAZFLJ}

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	2026-05-18T00:48:53.692064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c956e3f79a8c197eac2f092dc03255a4161c9390e12026c0077eb984c6692b0

Aliases

arxiv: 1611.07830 · arxiv_version: 1611.07830v3 · doi: 10.48550/arxiv.1611.07830 · pith_short_12: DSKW4P3ZVDAZ · pith_short_16: DSKW4P3ZVDAZP2WC · pith_short_8: DSKW4P3Z

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/DSKW4P3ZVDAZP2WC6CJNYAZFLJ \
  | 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: 1c956e3f79a8c197eac2f092dc03255a4161c9390e12026c0077eb984c6692b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a832c8974f209b97a2e933aef39209ece8a8eb08fb3ee439f89af0297dc356bf",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2016-11-23T15:10:14Z",
    "title_canon_sha256": "3807f31f644ad9fb1ccdd5458d957e2991c897fc67d8eccedbc0194353269525"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07830",
    "kind": "arxiv",
    "version": 3
  }
}