Pith Number

pith:IVGV2NHY

pith:2014:IVGV2NHYIL5RWSXPXDLZJOBFPB

not attested not anchored not stored refs pending

Generalized Tanaka-Webster Parallel Ricci tensor in complex two-plane Grassmannians

Juan de Dios P\'erez, Young Jin Suh

arxiv:1411.0362 v1 · 2014-11-03 · 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{IVGV2NHYIL5RWSXPXDLZJOBFPB}

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	2026-05-18T02:38:51.914090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

454d5d34f842fb1b4aefb8d794b825786e7a680c5badce94dfc6bccc28cd05ae

Aliases

arxiv: 1411.0362 · arxiv_version: 1411.0362v1 · doi: 10.48550/arxiv.1411.0362 · pith_short_12: IVGV2NHYIL5R · pith_short_16: IVGV2NHYIL5RWSXP · pith_short_8: IVGV2NHY

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/IVGV2NHYIL5RWSXPXDLZJOBFPB \
  | 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: 454d5d34f842fb1b4aefb8d794b825786e7a680c5badce94dfc6bccc28cd05ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09790d67a740813d86bc6cf2bd1a85cee7cad6001359d11ec5f537300508d2ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-11-03T04:52:25Z",
    "title_canon_sha256": "5ac6b199f9e9356a3da97a9fb2b473a36c22ffd57c171aa65397789c999b1020"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0362",
    "kind": "arxiv",
    "version": 1
  }
}