Pith Number

pith:ZZ35N3XA

pith:2006:ZZ35N3XAPNSWAOUEOKLLM65WMS

not attested not anchored not stored refs pending

A cohomological interpretation of Brion's formula

Thomas Huettemann

arxiv:math/0607464 v2 · 2006-07-19 · math.CO · 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{ZZ35N3XAPNSWAOUEOKLLM65WMS}

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	2026-05-18T02:39:55.931930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce77d6eee07b65603a847296b67bb6648f55b33aa676265cc2c1cbebc304b6ff

Aliases

arxiv: math/0607464 · arxiv_version: math/0607464v2 · doi: 10.48550/arxiv.math/0607464 · pith_short_12: ZZ35N3XAPNSW · pith_short_16: ZZ35N3XAPNSWAOUE · pith_short_8: ZZ35N3XA

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/ZZ35N3XAPNSWAOUEOKLLM65WMS \
  | 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: ce77d6eee07b65603a847296b67bb6648f55b33aa676265cc2c1cbebc304b6ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62adcaa058d3904bf376c6b7fcc0b26c05383d0945ee43fedca385fba2c4b3cb",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2006-07-19T14:28:34Z",
    "title_canon_sha256": "efd3fe5c019364d118e644970ee541ff3b1cd6c6a6a2d3cad48fe6af7d9ac4a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0607464",
    "kind": "arxiv",
    "version": 2
  }
}