Pith Number

pith:RCB3TPLH

pith:2015:RCB3TPLH5L7ZXJTMJHSNYECOBW

not attested not anchored not stored refs pending

Some Remarks on Noncommutative Instantons

Nikolay A. Ivanov

arxiv:1503.01553 v1 · 2015-03-05 · math.DG · 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{RCB3TPLH5L7ZXJTMJHSNYECOBW}

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	2026-05-18T02:25:33.370436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8883b9bd67eaff9ba66c49e4dc104e0d91543476f959f18dce7ae492988cdd42

Aliases

arxiv: 1503.01553 · arxiv_version: 1503.01553v1 · doi: 10.48550/arxiv.1503.01553 · pith_short_12: RCB3TPLH5L7Z · pith_short_16: RCB3TPLH5L7ZXJTM · pith_short_8: RCB3TPLH

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/RCB3TPLH5L7ZXJTMJHSNYECOBW \
  | 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: 8883b9bd67eaff9ba66c49e4dc104e0d91543476f959f18dce7ae492988cdd42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "071505d42dd7b20ad6504a0ed181f8edf30387fea491213f16874096a7d8f08d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-03-05T06:36:06Z",
    "title_canon_sha256": "51b5b557884926b92c9478b858d77ccf2243e114a430a2556545a3c264882362"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01553",
    "kind": "arxiv",
    "version": 1
  }
}