Pith Number

pith:7ULCMKEU

pith:2016:7ULCMKEUSGU52YXGDPWPCAPADU

not attested not anchored not stored refs pending

On the Calabi-Yau equation in the Kodaira-Thurston manifold

Luigi Vezzoni

arxiv:1609.00897 v1 · 2016-09-04 · 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{7ULCMKEUSGU52YXGDPWPCAPADU}

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	2026-05-18T01:06:19.642852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd1626289491a9dd62e61becf101e01d0e05f325c898522f7d8ce047371650c1

Aliases

arxiv: 1609.00897 · arxiv_version: 1609.00897v1 · doi: 10.48550/arxiv.1609.00897 · pith_short_12: 7ULCMKEUSGU5 · pith_short_16: 7ULCMKEUSGU52YXG · pith_short_8: 7ULCMKEU

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/7ULCMKEUSGU52YXGDPWPCAPADU \
  | 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: fd1626289491a9dd62e61becf101e01d0e05f325c898522f7d8ce047371650c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc2a8e7175df471e6a0ba75a509aa7b9c0e30913654d2b5c2dfa793a2c9fb32d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-09-04T06:15:35Z",
    "title_canon_sha256": "7a49524a7cd46f81c64bcf82a703a2ecec8abb15e881642c2841b31eb566f5a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00897",
    "kind": "arxiv",
    "version": 1
  }
}