Pith Number

pith:YBPKE7S5

pith:2024:YBPKE7S5F3X7FYYO7TP46XQBDT

not attested not anchored not stored refs pending

Complete non-compact $\operatorname{Spin}(7)$-manifolds from $T^2$-bundles over AC Calabi Yau manifolds

Nicol\`o Cavalleri

arxiv:2407.19486 v2 · 2024-07-28 · 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{YBPKE7S5F3X7FYYO7TP46XQBDT}

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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

Complete noncompact G2-manifolds with ALC asymptotics

Receipt and verification

First computed	2026-07-05T10:01:34.904741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c05ea27e5d2eeff2e30efcdfcf5e011cd619786dc950353ce054e7e8e2d8203c

Aliases

arxiv: 2407.19486 · arxiv_version: 2407.19486v2 · doi: 10.48550/arxiv.2407.19486 · pith_short_12: YBPKE7S5F3X7 · pith_short_16: YBPKE7S5F3X7FYYO · pith_short_8: YBPKE7S5

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/YBPKE7S5F3X7FYYO7TP46XQBDT \
  | 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: c05ea27e5d2eeff2e30efcdfcf5e011cd619786dc950353ce054e7e8e2d8203c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea126c677ca083df23b17ecf27169927a44c5e57f2381342537d35a48920b16f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2024-07-28T12:42:19Z",
    "title_canon_sha256": "57d95bfc2c1bb83a0b288bc2398f8509dd52d0ce7715f75055515008c1bc276d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.19486",
    "kind": "arxiv",
    "version": 2
  }
}