Pith Number

pith:CHTNL7UK

pith:2018:CHTNL7UKLPC36MTENOBC57UYLD

not attested not anchored not stored refs pending

Towards transverse toric geometry

Hiroaki Ishida

arxiv:1807.10449 v2 · 2018-07-27 · math.AG · math.AT · math.CV · math.DG · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CHTNL7UKLPC36MTENOBC57UYLD}

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	2026-05-18T00:08:14.352141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11e6d5fe8a5bc5bf32646b822efe9858c1393a5f63b00fa8bc2a110f587749c0

Aliases

arxiv: 1807.10449 · arxiv_version: 1807.10449v2 · doi: 10.48550/arxiv.1807.10449 · pith_short_12: CHTNL7UKLPC3 · pith_short_16: CHTNL7UKLPC36MTE · pith_short_8: CHTNL7UK

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/CHTNL7UKLPC36MTENOBC57UYLD \
  | 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: 11e6d5fe8a5bc5bf32646b822efe9858c1393a5f63b00fa8bc2a110f587749c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7fc6047bc52b34981bb8f6f5c55643a35967b68e681683f55d0e647d09a82ff",
    "cross_cats_sorted": [
      "math.AT",
      "math.CV",
      "math.DG",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-07-27T06:05:44Z",
    "title_canon_sha256": "c4c339425b4b68618abd4dfb1f2f604e159908ff7c26b33c07ec38ed42de70f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10449",
    "kind": "arxiv",
    "version": 2
  }
}