Pith Number

pith:W7ZRN7GZ

pith:2017:W7ZRN7GZXD2DDGLR7ZOKUEYHFK

not attested not anchored not stored refs pending

$S^6$ and the geometry of nearly K\"ahler $6$-manifolds

Aleksandra Bor\'owka, Ilka Agricola, Thomas Friedrich

arxiv:1707.08591 v1 · 2017-07-26 · 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{W7ZRN7GZXD2DDGLR7ZOKUEYHFK}

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	2026-05-18T00:39:23.632296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7f316fcd9b8f4319971fe5caa13072a86677eef896abd69d90fbdf2511c1de1

Aliases

arxiv: 1707.08591 · arxiv_version: 1707.08591v1 · doi: 10.48550/arxiv.1707.08591 · pith_short_12: W7ZRN7GZXD2D · pith_short_16: W7ZRN7GZXD2DDGLR · pith_short_8: W7ZRN7GZ

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/W7ZRN7GZXD2DDGLR7ZOKUEYHFK \
  | 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: b7f316fcd9b8f4319971fe5caa13072a86677eef896abd69d90fbdf2511c1de1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3139c063fcebcff324d64d923d1610d44bf7fa5507f2dd9ebb4031dae64b196",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-07-26T18:03:14Z",
    "title_canon_sha256": "32e3a6642c38cac33350b808b6d7c69ca81d3b0f2cd16a5cafe2b7ca6e083584"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08591",
    "kind": "arxiv",
    "version": 1
  }
}