Pith Number

pith:27KMGEM5

pith:2001:27KMGEM5QYK2VRACHJUKEPQBWD

not attested not anchored not stored refs pending

Exterior algebra resolutions arising from homogeneous bundles

Gunnar Floystad

arxiv:math/0110015 v1 · 2001-10-01 · math.AG · math.RA · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27KMGEM5QYK2VRACHJUKEPQBWD}

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	2026-05-18T04:06:21.507377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7d4c3119d8615aac4023a68a23e01b0cc9d2dc099ce929e237383cb50b93b10

Aliases

arxiv: math/0110015 · arxiv_version: math/0110015v1 · doi: 10.48550/arxiv.math/0110015 · pith_short_12: 27KMGEM5QYK2 · pith_short_16: 27KMGEM5QYK2VRAC · pith_short_8: 27KMGEM5

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/27KMGEM5QYK2VRACHJUKEPQBWD \
  | 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: d7d4c3119d8615aac4023a68a23e01b0cc9d2dc099ce929e237383cb50b93b10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "363e96f03e71860cb24e78c2748b6421c154e63897b5f2890be9c067968c8e3b",
    "cross_cats_sorted": [
      "math.RA",
      "math.RT"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2001-10-01T14:11:04Z",
    "title_canon_sha256": "c190d5391c1e8f8fb937a97870e120b6a20abbd21977162c1c8487c5fa78c0ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0110015",
    "kind": "arxiv",
    "version": 1
  }
}