Pith Number

pith:FWM2XU5V

pith:2026:FWM2XU5VN55BDGMB7NC4TCZNX2

not attested not anchored not stored refs pending

Unbounded Gaps Between Ordinary and Equivariant Dehn Surgery Numbers

Chunxing Yan, Qilong Guo

arxiv:2608.03886 v1 · 2026-08-04 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FWM2XU5VN55BDGMB7NC4TCZNX2}

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	2026-08-05T01:37:19.387942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d99abd3b56f7a119981fb45c98b2dbeba6b4480f6d4c1d1c28349e543d803a3

Aliases

arxiv: 2608.03886 · arxiv_version: 2608.03886v1 · doi: 10.48550/arxiv.2608.03886 · pith_short_12: FWM2XU5VN55B · pith_short_16: FWM2XU5VN55BDGMB · pith_short_8: FWM2XU5V

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/FWM2XU5VN55BDGMB7NC4TCZNX2 \
  | 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: 2d99abd3b56f7a119981fb45c98b2dbeba6b4480f6d4c1d1c28349e543d803a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a65897c73ee0bd8d184a652d3431e9f0469b77d591dd46a473948680c0067441",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2026-08-04T16:22:11Z",
    "title_canon_sha256": "ed448ec383ffc99e9492467077e8d8322e42c5aacfc144e7f35c38a2c0147ca6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03886",
    "kind": "arxiv",
    "version": 1
  }
}