Pith Number

pith:GCBYAPZA

pith:2004:GCBYAPZA7VKXBHFCVGJOX6WQK2

not attested not anchored not stored refs pending

On Eta-Einstein Sasakian Geometry

Charles P. Boyer, Krzysztof Galicki, Paola Matzeu

arxiv:math/0406627 v4 · 2004-06-30 · math.DG · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCBYAPZA7VKXBHFCVGJOX6WQK2}

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.

Cited by

1 paper in Pith

Charged and rotating near-horizon geometries in five dimensions

Receipt and verification

First computed	2026-07-04T15:31:45.979860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3083803f20fd55709ca2a992ebfad056be832f7ffe11bf4c0870df288c10ea94

Aliases

arxiv: math/0406627 · arxiv_version: math/0406627v4 · doi: 10.48550/arxiv.math/0406627 · pith_short_12: GCBYAPZA7VKX · pith_short_16: GCBYAPZA7VKXBHFC · pith_short_8: GCBYAPZA

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/GCBYAPZA7VKXBHFCVGJOX6WQK2 \
  | 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: 3083803f20fd55709ca2a992ebfad056be832f7ffe11bf4c0870df288c10ea94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b6435992bd4feb28581067375fefacd70284e9f3cfeb42ff6c395e01e86f95a",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2004-06-30T19:11:42Z",
    "title_canon_sha256": "2df9486156f99a42278d7d9bf972158806abe2e2743f644aa7aa96768edb4849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0406627",
    "kind": "arxiv",
    "version": 4
  }
}