Pith Number

pith:LBP25HVG

pith:2017:LBP25HVGI3M5BSL34KHYTMLG5K

not attested not anchored not stored refs pending

Chirally cosmetic surgeries and Casson invariants

Kazuhiro Ichihara, Tetsuya Ito, Toshio Saito

arxiv:1707.00152 v2 · 2017-07-01 · 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{LBP25HVGI3M5BSL34KHYTMLG5K}

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	2026-05-17T23:52:34.298033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

585fae9ea646d9d0c97be28f89b166eaaaf4890cb2bf80c18cb8cc18fcd475a6

Aliases

arxiv: 1707.00152 · arxiv_version: 1707.00152v2 · doi: 10.48550/arxiv.1707.00152 · pith_short_12: LBP25HVGI3M5 · pith_short_16: LBP25HVGI3M5BSL3 · pith_short_8: LBP25HVG

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/LBP25HVGI3M5BSL34KHYTMLG5K \
  | 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: 585fae9ea646d9d0c97be28f89b166eaaaf4890cb2bf80c18cb8cc18fcd475a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6df175ee412aa158b2f5b94a15d14689f2298577af84d943f1ba841465d8fddd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-07-01T12:48:55Z",
    "title_canon_sha256": "bb47f41d191bbf96852f33470e441d08e0592253e16bc5adf4e482aedaaee822"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00152",
    "kind": "arxiv",
    "version": 2
  }
}