Pith Number

pith:CT2SRGNF

pith:2018:CT2SRGNFIMI2XJJDC23SAKBNGG

not attested not anchored not stored refs pending

Deformations of log canonical singularities

J\'anos Koll\'ar, S\'andor J Kov\'acs

arxiv:1803.03325 v2 · 2018-03-08 · math.AG

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T00:09:52.542348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14f52899a54311aba52316b720282d31a0c3e143909e113e3fa1a023e0daa91c

Aliases

arxiv: 1803.03325 · arxiv_version: 1803.03325v2 · doi: 10.48550/arxiv.1803.03325 · pith_short_12: CT2SRGNFIMI2 · pith_short_16: CT2SRGNFIMI2XJJD · pith_short_8: CT2SRGNF

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/CT2SRGNFIMI2XJJDC23SAKBNGG \
  | 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: 14f52899a54311aba52316b720282d31a0c3e143909e113e3fa1a023e0daa91c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a978bb90861ec58bfdf0120493cf5efa0eaae478b283172b9aa0e4e29e564ab3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-03-08T22:21:00Z",
    "title_canon_sha256": "7c9bbc051f2a5919dca917f5c473453f249da6a377e947c64d5a91495b9b4cc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03325",
    "kind": "arxiv",
    "version": 2
  }
}