Pith Number

pith:MSKXCECA

pith:2013:MSKXCECASGR6WNQ62M2SZRAUVH

not attested not anchored not stored refs pending

The global extension problem, co-flag and metabelian Leibniz algebras

Gigel Militaru

arxiv:1308.5559 v1 · 2013-08-26 · math.RA · 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{MSKXCECASGR6WNQ62M2SZRAUVH}

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	2026-05-18T01:37:08.084656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

649571104091a3eb361ed3352cc414a9ed00d13167ead2210dae406f7a1090ce

Aliases

arxiv: 1308.5559 · arxiv_version: 1308.5559v1 · doi: 10.48550/arxiv.1308.5559 · pith_short_12: MSKXCECASGR6 · pith_short_16: MSKXCECASGR6WNQ6 · pith_short_8: MSKXCECA

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/MSKXCECASGR6WNQ62M2SZRAUVH \
  | 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: 649571104091a3eb361ed3352cc414a9ed00d13167ead2210dae406f7a1090ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f677a436b05067e9d3a6851824ac2dfada52dc73779382f5bdc4ed02ccb845a",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-08-26T12:39:54Z",
    "title_canon_sha256": "280f65fa042fba62360f0fe113f645d282e31dea417c16d8c9611820f2adafd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5559",
    "kind": "arxiv",
    "version": 1
  }
}