Pith Number

pith:DHK2LITR

pith:2019:DHK2LITRCOGCIVM2BEKF2ZU2S7

not attested not anchored not stored refs pending

Degree of irrationality of very general abelian surfaces

Nathan Chen

arxiv:1902.05645 v1 · 2019-02-15 · 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{DHK2LITRCOGCIVM2BEKF2ZU2S7}

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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.

Cited by

1 paper in Pith

Degree of irrationality of a very general abelian variety

Receipt and verification

First computed	2026-07-05T03:25:27.853081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19d5a5a271138c24559a09145d669a97d391aa7bef939cca0ea7c5dddb1bce7b

Aliases

arxiv: 1902.05645 · arxiv_version: 1902.05645v1 · doi: 10.48550/arxiv.1902.05645 · pith_short_12: DHK2LITRCOGC · pith_short_16: DHK2LITRCOGCIVM2 · pith_short_8: DHK2LITR

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/DHK2LITRCOGCIVM2BEKF2ZU2S7 \
  | 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: 19d5a5a271138c24559a09145d669a97d391aa7bef939cca0ea7c5dddb1bce7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7b8c9a4ed45bc7a99961db093af5af5a7f285dab5f2629e7599c0e8b9df9c6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-02-15T00:02:00Z",
    "title_canon_sha256": "ec4d8b79cb1c02a73f703b9c507dd4e77c482c19cbf6a49f7c7d39b7255cae60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05645",
    "kind": "arxiv",
    "version": 1
  }
}