Pith Number

pith:FWIQBA2O

pith:2015:FWIQBA2OESC63L3UBGFC7GMLIO

not attested not anchored not stored refs pending

On the variety of four dimensional lie algebras

Laurent Manivel (I2M)

arxiv:1506.02871 v1 · 2015-06-09 · 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{FWIQBA2OESC63L3UBGFC7GMLIO}

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	2026-05-18T01:55:40.660347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d9100834e2485edaf74098a2f998b43b511a9307e9791050aa817f84849ed88

Aliases

arxiv: 1506.02871 · arxiv_version: 1506.02871v1 · doi: 10.48550/arxiv.1506.02871 · pith_short_12: FWIQBA2OESC6 · pith_short_16: FWIQBA2OESC63L3U · pith_short_8: FWIQBA2O

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/FWIQBA2OESC63L3UBGFC7GMLIO \
  | 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: 2d9100834e2485edaf74098a2f998b43b511a9307e9791050aa817f84849ed88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d6fd80b000b9997c18938f802a818b6dd57851a04518be64d3f7efb32d8219f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-06-09T12:05:38Z",
    "title_canon_sha256": "566016a97a2a93ba7227674e92fab51eae5aa7ca4ae183e1e6595e431d33c8c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02871",
    "kind": "arxiv",
    "version": 1
  }
}