Pith Number

pith:I7N62ZBG

pith:2017:I7N62ZBGQAAKBAP7O3LN4BYKEQ

not attested not anchored not stored refs pending

On dissolving knot surgery $4$-manifolds under a $\mathbb{CP}^2$-connected sum

Hakho Choi, Jongil Park, Ki-Heon Yun

arxiv:1704.02181 v3 · 2017-04-07 · 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{I7N62ZBGQAAKBAP7O3LN4BYKEQ}

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	2026-05-18T00:45:53.814395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47dbed64268000a081ff76d6de070a240a9aea622e09929d9478050cd3777d9d

Aliases

arxiv: 1704.02181 · arxiv_version: 1704.02181v3 · doi: 10.48550/arxiv.1704.02181 · pith_short_12: I7N62ZBGQAAK · pith_short_16: I7N62ZBGQAAKBAP7 · pith_short_8: I7N62ZBG

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/I7N62ZBGQAAKBAP7O3LN4BYKEQ \
  | 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: 47dbed64268000a081ff76d6de070a240a9aea622e09929d9478050cd3777d9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6738eb64a6dde4cbda5cbba74dc12c6415579ecd7477d4ca49d36b596da7a7d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-04-07T10:49:21Z",
    "title_canon_sha256": "b5efd46708625c57d7b548e84435bf9a6c3379217abc9d7720146f8569e38166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02181",
    "kind": "arxiv",
    "version": 3
  }
}