Pith Number

pith:YWU42QHD

pith:2019:YWU42QHD5KQAFRNTG3YKPSYSXV

not attested not anchored not stored refs pending

AG codes from the second generalization of the GK maximal curve

Maria Montanucci, Vicenzo Pallozzi Lavorante

arxiv:1901.08897 v1 · 2019-01-25 · 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{YWU42QHD5KQAFRNTG3YKPSYSXV}

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	2026-05-17T23:55:31.213583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5a9cd40e3eaa002c5b336f0a7cb12bd4f8650416e66d0ba94e9d3717797d2e0

Aliases

arxiv: 1901.08897 · arxiv_version: 1901.08897v1 · doi: 10.48550/arxiv.1901.08897 · pith_short_12: YWU42QHD5KQA · pith_short_16: YWU42QHD5KQAFRNT · pith_short_8: YWU42QHD

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/YWU42QHD5KQAFRNTG3YKPSYSXV \
  | 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: c5a9cd40e3eaa002c5b336f0a7cb12bd4f8650416e66d0ba94e9d3717797d2e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a225dbe3c52e899644de96719578773f3c377556e03718d86e8113d7ee463e05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-01-25T14:55:58Z",
    "title_canon_sha256": "e29694cee1e28da3118f3a60e8c5f00e29dd4e22b8a406544cc6fc41a85e5a61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08897",
    "kind": "arxiv",
    "version": 1
  }
}