Pith Number

pith:5ED3FL5M

pith:2011:5ED3FL5MHEA3DL7RDED5JKRBWG

not attested not anchored not stored refs pending

Self-Dual metrics on non-simply connected 4-manifolds

H\"ulya Arg\"uz, Mustafa Kalafat, Y{\i}ld{\i}ray Ozan

arxiv:1108.0433 v4 · 2011-08-01 · math.DG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ED3FL5MHEA3DL7RDED5JKRBWG}

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	2026-05-18T01:09:25.332729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e907b2afac3901b1aff11907d4aa21b1adfb9e74b0cc9b2014bcd8c122926932

Aliases

arxiv: 1108.0433 · arxiv_version: 1108.0433v4 · doi: 10.48550/arxiv.1108.0433 · pith_short_12: 5ED3FL5MHEA3 · pith_short_16: 5ED3FL5MHEA3DL7R · pith_short_8: 5ED3FL5M

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/5ED3FL5MHEA3DL7RDED5JKRBWG \
  | 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: e907b2afac3901b1aff11907d4aa21b1adfb9e74b0cc9b2014bcd8c122926932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "180ebb889db8ad9a2f946f6352237be5759bdf9777998b2608f1936d42221d19",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-08-01T21:06:39Z",
    "title_canon_sha256": "7b5417a39c36534f2cd45f179052e1af09d1fc1ab1fc21be962aaf154f53a76b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0433",
    "kind": "arxiv",
    "version": 4
  }
}