Pith Number

pith:TK4U6M7P

pith:2026:TK4U6M7PQQ3FICBJ4XKHLC34O4

not attested not anchored not stored refs pending

Jacobian algebras and variation of hyperplane sections

Abbas Nasrollah Nejad, Giovanna Ilardi, Saeed Tafazolian

arxiv:2606.22587 v1 · 2026-06-21 · 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{TK4U6M7PQQ3FICBJ4XKHLC34O4}

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	2026-06-23T02:13:42.255335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ab94f33ef8436540829e5d4758b7c773d7de03f55825730dc6f1c715f32968b

Aliases

arxiv: 2606.22587 · arxiv_version: 2606.22587v1 · doi: 10.48550/arxiv.2606.22587 · pith_short_12: TK4U6M7PQQ3F · pith_short_16: TK4U6M7PQQ3FICBJ · pith_short_8: TK4U6M7P

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/TK4U6M7PQQ3FICBJ4XKHLC34O4 \
  | 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: 9ab94f33ef8436540829e5d4758b7c773d7de03f55825730dc6f1c715f32968b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d17e8f80457fe6adedba56a9613a7464d8ae50cdbf9d5782049ced5e80ad37d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-06-21T16:49:57Z",
    "title_canon_sha256": "5c2d82f13f2d3bc67fdaf80f25371060611ce56b1d4e4aadab4ab0bb34fc3658"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22587",
    "kind": "arxiv",
    "version": 1
  }
}