Pith Number

pith:WGWXWNWS

pith:2016:WGWXWNWSQFT7BFIMI5XN43IWOS

not attested not anchored not stored refs pending

Simple Homotopy Equivalence of Nearby Lagrangians

Mohammed Abouzaid, Thomas Kragh

arxiv:1603.05431 v1 · 2016-03-17 · 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{WGWXWNWSQFT7BFIMI5XN43IWOS}

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	2026-05-18T01:18:56.357089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ad7b36d28167f0950c476ede6d1674957077fa6c159bba03b66d0c79ee5c83

Aliases

arxiv: 1603.05431 · arxiv_version: 1603.05431v1 · doi: 10.48550/arxiv.1603.05431 · pith_short_12: WGWXWNWSQFT7 · pith_short_16: WGWXWNWSQFT7BFIM · pith_short_8: WGWXWNWS

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/WGWXWNWSQFT7BFIMI5XN43IWOS \
  | 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: b1ad7b36d28167f0950c476ede6d1674957077fa6c159bba03b66d0c79ee5c83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "531edf2552b494c08703c738dc1070819a26318954e618668391743c330a1cac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2016-03-17T11:20:56Z",
    "title_canon_sha256": "b2602be7dd047e3e4d347e05bd3afc0398955a5695abd26853149a5db97cbf38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05431",
    "kind": "arxiv",
    "version": 1
  }
}