Pith Number

pith:BSKONTCP

pith:2016:BSKONTCP6TPOWD4ISZSPPPDK3G

not attested not anchored not stored refs pending

Higher-dimensional contact manifolds with infinitely many Stein fillings

Takahiro Oba

arxiv:1608.01427 v2 · 2016-08-04 · math.GT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BSKONTCP6TPOWD4ISZSPPPDK3G}

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	2026-05-18T00:58:03.895371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c94e6cc4ff4deeb0f889664f7bc6ad981efaf011d8dc56377e914a1b35aa51b

Aliases

arxiv: 1608.01427 · arxiv_version: 1608.01427v2 · doi: 10.48550/arxiv.1608.01427 · pith_short_12: BSKONTCP6TPO · pith_short_16: BSKONTCP6TPOWD4I · pith_short_8: BSKONTCP

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/BSKONTCP6TPOWD4ISZSPPPDK3G \
  | 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: 0c94e6cc4ff4deeb0f889664f7bc6ad981efaf011d8dc56377e914a1b35aa51b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a8c54bd092884a933be1cc54e3383c1d331d7b020d8d0d29b75687571fd129",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-08-04T05:00:57Z",
    "title_canon_sha256": "d539fb70704edff62f39279bfaf6319a09a0006172a8b536bbec121aa5c5ecd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01427",
    "kind": "arxiv",
    "version": 2
  }
}