Pith Number

pith:NUTWN5QA

pith:2017:NUTWN5QAYZOGLQBENDRFQQ7CH7

not attested not anchored not stored refs pending

On the rationality of Kawamata log terminal singularities in positive characteristic

Christopher Hacon, Jakub Witaszek

arxiv:1706.03204 v2 · 2017-06-10 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NUTWN5QAYZOGLQBENDRFQQ7CH7}

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	2026-05-18T00:40:03.087142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d2766f600c65c65c02468e25843e23fc8b95295983e0a26aba2091b684f16ab

Aliases

arxiv: 1706.03204 · arxiv_version: 1706.03204v2 · doi: 10.48550/arxiv.1706.03204 · pith_short_12: NUTWN5QAYZOG · pith_short_16: NUTWN5QAYZOGLQBE · pith_short_8: NUTWN5QA

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/NUTWN5QAYZOGLQBENDRFQQ7CH7 \
  | 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: 6d2766f600c65c65c02468e25843e23fc8b95295983e0a26aba2091b684f16ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "400446149905a888d6e03e87e4a0ffab092c5aeede06b528f2624e1914278811",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-06-10T08:54:42Z",
    "title_canon_sha256": "7fe10ba8a6665ae218375d229671c20b36b42c34bea0d1c6082190e7b6f0aa44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.03204",
    "kind": "arxiv",
    "version": 2
  }
}