Pith Number

pith:3INHZ2GV

pith:2018:3INHZ2GVWSDEPSUJLRJ7QKPNQH

not attested not anchored not stored refs pending

Foliations, contact structures and their interactions in dimension three

Ko Honda, Vincent Colin (LMJL)

arxiv:1811.09148 v1 · 2018-11-22 · math.SG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3INHZ2GVWSDEPSUJLRJ7QKPNQH}

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	2026-05-18T00:00:06.912551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da1a7ce8d5b48647ca895c53f829ed81fbe2549fecf71ba38b0b1edfc17dc9c0

Aliases

arxiv: 1811.09148 · arxiv_version: 1811.09148v1 · doi: 10.48550/arxiv.1811.09148 · pith_short_12: 3INHZ2GVWSDE · pith_short_16: 3INHZ2GVWSDEPSUJ · pith_short_8: 3INHZ2GV

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/3INHZ2GVWSDEPSUJLRJ7QKPNQH \
  | 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: da1a7ce8d5b48647ca895c53f829ed81fbe2549fecf71ba38b0b1edfc17dc9c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47fc582106c5593d4e492d020b4771e8204856760e5612a685ed4152d0642e2a",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2018-11-22T12:57:48Z",
    "title_canon_sha256": "8eac7dccb88b47bb56cf8a7a64aa2351680891bb6f07567ece19c9592973430b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09148",
    "kind": "arxiv",
    "version": 1
  }
}