Pith Number

pith:KAWYWZJG

pith:2016:KAWYWZJG4S7OW6ZTICZ42SPGNO

not attested not anchored not stored refs pending

On the characteristic foliation on a smooth hypersurface in a holomorphic symplectic fourfold

Ekaterina Amerik, Lyalya Guseva

arxiv:1611.00416 v1 · 2016-11-01 · math.AG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KAWYWZJG4S7OW6ZTICZ42SPGNO}

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	2026-05-18T01:00:32.911222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

502d8b6526e4beeb7b3340b3cd49e66baef7a8720663c357157cb37a7bfb5578

Aliases

arxiv: 1611.00416 · arxiv_version: 1611.00416v1 · doi: 10.48550/arxiv.1611.00416 · pith_short_12: KAWYWZJG4S7O · pith_short_16: KAWYWZJG4S7OW6ZT · pith_short_8: KAWYWZJG

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/KAWYWZJG4S7OW6ZTICZ42SPGNO \
  | 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: 502d8b6526e4beeb7b3340b3cd49e66baef7a8720663c357157cb37a7bfb5578

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a476ebf796eb45103bbee98273368a906ca5fafeeed0766e7dc66655b7eaf9",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-11-01T22:51:53Z",
    "title_canon_sha256": "0767a286a21f2e3a70de3f28852d3a461efca0743c8c35689e2780426b247899"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.00416",
    "kind": "arxiv",
    "version": 1
  }
}