Pith Number

pith:IFLVSHJX

pith:2011:IFLVSHJXV5BKFZLB6IG3A76YKA

not attested not anchored not stored refs pending

Independent parameters for special instanton bundles on P^{2n+1}

Norbert Hoffmann

arxiv:1107.4757 v2 · 2011-07-24 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IFLVSHJXV5BKFZLB6IG3A76YKA}

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	2026-05-18T04:14:56.393256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4157591d37af42a2e561f20db07fd850130aa2f1be62bf0f7c2e251ca1d3f5bb

Aliases

arxiv: 1107.4757 · arxiv_version: 1107.4757v2 · doi: 10.48550/arxiv.1107.4757 · pith_short_12: IFLVSHJXV5BK · pith_short_16: IFLVSHJXV5BKFZLB · pith_short_8: IFLVSHJX

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/IFLVSHJXV5BKFZLB6IG3A76YKA \
  | 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: 4157591d37af42a2e561f20db07fd850130aa2f1be62bf0f7c2e251ca1d3f5bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a49d5026b8f383891ce1512f0c8a5dff38d10fc1e348b5e7c97e1bf6c79ea1d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-07-24T13:42:21Z",
    "title_canon_sha256": "cbb3be685fd5296dafba26ddce125d38c9e52e01bd102c62b895679770dbba8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4757",
    "kind": "arxiv",
    "version": 2
  }
}