Pith Number

pith:Z6F5BH7K

pith:2014:Z6F5BH7KBNYCHJKGGMG7KYAIKC

not attested not anchored not stored refs pending

The degrees of a system of parameters of the ring of invariants of a binary form

Andries E. Brouwer, Jan Draisma, Mihaela Popoviciu

arxiv:1404.5722 v1 · 2014-04-23 · math.AC · 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{Z6F5BH7KBNYCHJKGGMG7KYAIKC}

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	2026-05-18T00:33:33.024758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf8bd09fea0b7023a546330df5600850aba1fd9f55c2de17e0c080a16e36d1fb

Aliases

arxiv: 1404.5722 · arxiv_version: 1404.5722v1 · doi: 10.48550/arxiv.1404.5722 · pith_short_12: Z6F5BH7KBNYC · pith_short_16: Z6F5BH7KBNYCHJKG · pith_short_8: Z6F5BH7K

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/Z6F5BH7KBNYCHJKGGMG7KYAIKC \
  | 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: cf8bd09fea0b7023a546330df5600850aba1fd9f55c2de17e0c080a16e36d1fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0adea74d0c36bfdca199f2676dee7f21dece28536949c2d96e38cabbef562579",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2014-04-23T07:06:12Z",
    "title_canon_sha256": "3b296d267eb90719c832e96a9bc190e9dda4174df1ef1a18896de146d8e98166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5722",
    "kind": "arxiv",
    "version": 1
  }
}