Pith Number

pith:DSR45WVK

pith:2009:DSR45WVKRPYZXQY6LZP6KZBO4W

not attested not anchored not stored refs pending

Primitive filtrations of the modules of invariant logarithmic forms of Coxeter arrangements

Hiroaki Terao, Takuro Abe

arxiv:0910.2506 v1 · 2009-10-14 · math.CO · math.AC · 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{DSR45WVKRPYZXQY6LZP6KZBO4W}

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	2026-05-18T01:36:39.305752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ca3cedaaa8bf19bc31e5e5fe5642ee592ad7d06228be99205f8c646e9beace1

Aliases

arxiv: 0910.2506 · arxiv_version: 0910.2506v1 · doi: 10.48550/arxiv.0910.2506 · pith_short_12: DSR45WVKRPYZ · pith_short_16: DSR45WVKRPYZXQY6 · pith_short_8: DSR45WVK

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/DSR45WVKRPYZXQY6LZP6KZBO4W \
  | 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: 1ca3cedaaa8bf19bc31e5e5fe5642ee592ad7d06228be99205f8c646e9beace1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78214c4f8a9a4046a4e62727e4105d40e469c208eee81527acacecde63690bc0",
    "cross_cats_sorted": [
      "math.AC",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2009-10-14T01:09:46Z",
    "title_canon_sha256": "9d063e981f10d8890ddf65954ea234321b1a586adc61d107e64a6a71498e97c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2506",
    "kind": "arxiv",
    "version": 1
  }
}