Pith Number

pith:6IQCYBA5

pith:2008:6IQCYBA5CIVSTGXT3YRYK7DN4C

not attested not anchored not stored refs pending

A Lie group as a 4-dimensional quasi-Kaehler manifold with Norden metric

Dimitar Mekerov, Kostadin Gribachev, Mancho Manev

arxiv:0804.2801 v1 · 2008-04-17 · 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{6IQCYBA5CIVSTGXT3YRYK7DN4C}

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	2026-05-18T03:56:23.144758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2202c041d122b299af3de23857c6de0b51ba2f9c5e1288bc29d7904dced1ea9

Aliases

arxiv: 0804.2801 · arxiv_version: 0804.2801v1 · doi: 10.48550/arxiv.0804.2801 · pith_short_12: 6IQCYBA5CIVS · pith_short_16: 6IQCYBA5CIVSTGXT · pith_short_8: 6IQCYBA5

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/6IQCYBA5CIVSTGXT3YRYK7DN4C \
  | 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: f2202c041d122b299af3de23857c6de0b51ba2f9c5e1288bc29d7904dced1ea9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b4e93f0e379e5fbd54be577d77078c05efd5fc9dfe906e7e0318c96b3ca0de5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-04-17T13:30:53Z",
    "title_canon_sha256": "71754263141c7cf84776fb9cdc90139ef31814f72d6d346acdccc4e3c5b72a8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.2801",
    "kind": "arxiv",
    "version": 1
  }
}