Pith Number

pith:H2VLNQ5Z

pith:2015:H2VLNQ5ZQJKTH2AZYTRSLIX5P6

not attested not anchored not stored refs pending

Equivariant Chow classes of matrix orbit closures

Alex Fink, Andrew Berget

arxiv:1507.05054 v1 · 2015-07-17 · math.AG · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H2VLNQ5ZQJKTH2AZYTRSLIX5P6}

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	2026-05-18T01:04:22.659374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eaab6c3b9825533e819c4e325a2fd7f88aaf7c75e920b9a4f00a717466105ee

Aliases

arxiv: 1507.05054 · arxiv_version: 1507.05054v1 · doi: 10.48550/arxiv.1507.05054 · pith_short_12: H2VLNQ5ZQJKT · pith_short_16: H2VLNQ5ZQJKTH2AZ · pith_short_8: H2VLNQ5Z

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/H2VLNQ5ZQJKTH2AZYTRSLIX5P6 \
  | 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: 3eaab6c3b9825533e819c4e325a2fd7f88aaf7c75e920b9a4f00a717466105ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aae49bbc2cfdf65f57668055482a5a3070c33395456a7e68cd6c435db6171e93",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-07-17T17:49:47Z",
    "title_canon_sha256": "88be3dfdcba5b7fe5261e7803829eddd81cf956fb1919e3cffc89c4940128e36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05054",
    "kind": "arxiv",
    "version": 1
  }
}