Pith Number

pith:RY6A5232

pith:2017:RY6A5232JTXXMCEKHHQ5S5A43F

not attested not anchored not stored refs pending

Bonnet's type theorems in the relative differential geometry of the 4-dimensional space

Ioannis Kaffas, Stylianos Stamatakis

arxiv:1707.07549 v4 · 2017-07-21 · 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{RY6A5232JTXXMCEKHHQ5S5A43F}

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	2026-05-18T00:32:30.664061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e3c0eeb7a4cef76088a39e1d9741cd946ed04e914c93c4b96191a5105f98afe

Aliases

arxiv: 1707.07549 · arxiv_version: 1707.07549v4 · doi: 10.48550/arxiv.1707.07549 · pith_short_12: RY6A5232JTXX · pith_short_16: RY6A5232JTXXMCEK · pith_short_8: RY6A5232

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/RY6A5232JTXXMCEKHHQ5S5A43F \
  | 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: 8e3c0eeb7a4cef76088a39e1d9741cd946ed04e914c93c4b96191a5105f98afe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56c2c4077bf956394428bf0fb12fda1f6994006d257690fcc4093d450b97814c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-07-21T06:00:33Z",
    "title_canon_sha256": "d77f6f03d02839760533a8cb9836b8a6cfe638d14f00b12241844c79c9cbe502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07549",
    "kind": "arxiv",
    "version": 4
  }
}