Pith Number

pith:I5GBB7NL

pith:2015:I5GBB7NLYMTUGYZFTKWYQYHEVC

not attested not anchored not stored refs pending

Geometry of $G$-Structures via the Intrinsic Torsion

Kamil Niedzialomski

arxiv:1503.03740 v3 · 2015-03-12 · 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{I5GBB7NLYMTUGYZFTKWYQYHEVC}

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	2026-05-18T01:00:12.872175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

474c10fdabc3274363259aad8860e4a8aee3b48d7e04228667d430754fbfd57f

Aliases

arxiv: 1503.03740 · arxiv_version: 1503.03740v3 · doi: 10.48550/arxiv.1503.03740 · pith_short_12: I5GBB7NLYMTU · pith_short_16: I5GBB7NLYMTUGYZF · pith_short_8: I5GBB7NL

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/I5GBB7NLYMTUGYZFTKWYQYHEVC \
  | 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: 474c10fdabc3274363259aad8860e4a8aee3b48d7e04228667d430754fbfd57f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f024e54636caf15fb4af35749c681c829e2a67f557b06068f13bf8a1f7eb4fc5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-03-12T14:27:47Z",
    "title_canon_sha256": "d9d1a048a167038f8bc7e56f3f43b2eb3b2ddc8ec5c4397c35b2fe50e13c564c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03740",
    "kind": "arxiv",
    "version": 3
  }
}