Pith Number

pith:R5AWDXRH

pith:2011:R5AWDXRHHBFAAPGYYTFCHJF2A7

not attested not anchored not stored refs pending

On a uniform estimate for the quaternionic Calabi problem

Egor Shelukhin, Semyon Alesker

arxiv:1111.0403 v3 · 2011-11-02 · math.CV · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5AWDXRHHBFAAPGYYTFCHJF2A7}

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	2026-05-18T01:10:23.980820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f4161de27384a003cd8c4ca23a4ba07e22862c2ac85c14e4d63042849e1f13c

Aliases

arxiv: 1111.0403 · arxiv_version: 1111.0403v3 · doi: 10.48550/arxiv.1111.0403 · pith_short_12: R5AWDXRHHBFA · pith_short_16: R5AWDXRHHBFAAPGY · pith_short_8: R5AWDXRH

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/R5AWDXRHHBFAAPGYYTFCHJF2A7 \
  | 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: 8f4161de27384a003cd8c4ca23a4ba07e22862c2ac85c14e4d63042849e1f13c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd08eb98df6fe5e3315ddaa20495ca08eaa1293f80f26288ff6f9fbdcce43837",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-11-02T06:51:13Z",
    "title_canon_sha256": "cb502f6548411c878002a108f74dad53d7bb425b91a6cc07569b2f7542911633"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0403",
    "kind": "arxiv",
    "version": 3
  }
}