Pith Number

pith:HKJ3S7DL

pith:2026:HKJ3S7DL4C6AGWXYEWEEEIU55M

not attested not anchored not stored refs pending

Stacky geometry and logarithmic topology of transversely affine foliations

Gabriel Barbosa, Maur\'icio Corr\^ea, Pedro Barbassa

arxiv:2605.27669 v1 · 2026-05-26 · math.AG · math.CV · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HKJ3S7DL4C6AGWXYEWEEEIU55M}

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	2026-05-28T01:04:45.786499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a93b97c6be0bc035af8258842229deb18fad8cd727c04e509a2609bc7d0a4a9

Aliases

arxiv: 2605.27669 · arxiv_version: 2605.27669v1 · doi: 10.48550/arxiv.2605.27669 · pith_short_12: HKJ3S7DL4C6A · pith_short_16: HKJ3S7DL4C6AGWXY · pith_short_8: HKJ3S7DL

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/HKJ3S7DL4C6AGWXYEWEEEIU55M \
  | 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: 3a93b97c6be0bc035af8258842229deb18fad8cd727c04e509a2609bc7d0a4a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22d20a5b97c4baf825ca2d48130ac236ef2da59901e2a131484c52c2ceb05b62",
    "cross_cats_sorted": [
      "math.CV",
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-26T20:39:42Z",
    "title_canon_sha256": "255f546c114594e48bb034586234c46c7bdcdd7626ac3308683b6185000e456f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27669",
    "kind": "arxiv",
    "version": 1
  }
}