Pith Number

pith:FEOEWFYN

pith:2026:FEOEWFYNY5B5JLJS6AEAXBL5Z7

not attested not anchored not stored refs pending

Cohomogeneity one Einstein metrics on complex projective spaces

Anderson L. A. de Araujo, Brian Grajales, Lino Grama

arxiv:2605.28539 v1 · 2026-05-27 · 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{FEOEWFYNY5B5JLJS6AEAXBL5Z7}

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	2026-05-28T02:04:55.796613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

291c4b170dc743d4ad32f0080b857dcfd015aea8f5e4d4b7aef317e0833b3014

Aliases

arxiv: 2605.28539 · arxiv_version: 2605.28539v1 · doi: 10.48550/arxiv.2605.28539 · pith_short_12: FEOEWFYNY5B5 · pith_short_16: FEOEWFYNY5B5JLJS · pith_short_8: FEOEWFYN

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/FEOEWFYNY5B5JLJS6AEAXBL5Z7 \
  | 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: 291c4b170dc743d4ad32f0080b857dcfd015aea8f5e4d4b7aef317e0833b3014

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db4d3fb16638a69ea18f0d4b2a9fd8c0e73c25f6c52e916fa27af4cd8ff6bba0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2026-05-27T14:33:16Z",
    "title_canon_sha256": "9c83cb03baf944cd5a4d5b1d670325f8511c2b2cb27748801a1bda0a2c3c58b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28539",
    "kind": "arxiv",
    "version": 1
  }
}