Pith Number

pith:CANLVWYD

pith:2025:CANLVWYD5G5NYCI3EFAMMDNZR4

not attested not anchored not stored refs pending

Gauge theory on $T^*CP^2$: explicit Sp(2)-instantons, HYM connections, and Spin(7)-instantons

Emily Autumn Windes, Izar Alonso, Jesse Madnick

arxiv:2508.17119 v1 · 2025-08-23 · 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{CANLVWYD5G5NYCI3EFAMMDNZR4}

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

Obstructions to Spin(7) Nahm transforms on tori

Receipt and verification

First computed	2026-07-05T11:58:09.782800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

101abadb03e9badc091b2140c60db98f2716c05223979f3f18763954c602c20d

Aliases

arxiv: 2508.17119 · arxiv_version: 2508.17119v1 · doi: 10.48550/arxiv.2508.17119 · pith_short_12: CANLVWYD5G5N · pith_short_16: CANLVWYD5G5NYCI3 · pith_short_8: CANLVWYD

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/CANLVWYD5G5NYCI3EFAMMDNZR4 \
  | 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: 101abadb03e9badc091b2140c60db98f2716c05223979f3f18763954c602c20d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40e606ffe35cb58da8d6b2bb34c663156917fa5d27e010c76a691f5c95bbf70e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2025-08-23T19:19:30Z",
    "title_canon_sha256": "2826a5a010d325645037600e7fde72cbd58785bb17bb1ea61039b526a5e6e6f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17119",
    "kind": "arxiv",
    "version": 1
  }
}