Pith Number

pith:C3RGKM4D

pith:2016:C3RGKM4D7LNLLXMWFGRMSYIG2A

not attested not anchored not stored refs pending

The Nodal Cubic is a Quantum Homogeneous Space

Angela Tabiri, Ulrich Kraehmer

arxiv:1604.00199 v2 · 2016-04-01 · math.QA · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C3RGKM4D7LNLLXMWFGRMSYIG2A}

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	2026-05-18T01:07:50.812029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16e2653383fadab5dd9629a2c96106d0239cb01856125ff13aca3afb3d2604b0

Aliases

arxiv: 1604.00199 · arxiv_version: 1604.00199v2 · doi: 10.48550/arxiv.1604.00199 · pith_short_12: C3RGKM4D7LNL · pith_short_16: C3RGKM4D7LNLLXMW · pith_short_8: C3RGKM4D

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/C3RGKM4D7LNLLXMWFGRMSYIG2A \
  | 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: 16e2653383fadab5dd9629a2c96106d0239cb01856125ff13aca3afb3d2604b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dccee8748abde65dc628ec17c5096aa546b15d71c79dadf0f83144249e313132",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2016-04-01T10:50:24Z",
    "title_canon_sha256": "9693e45667c3c3ef2e269fd18e31b19a72bacca31a3a7d33bfc85daa540a5e2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.00199",
    "kind": "arxiv",
    "version": 2
  }
}