Pith Number

pith:NSS3QAK3

pith:2014:NSS3QAK35DVAPU3IKCAB6FQNA6

not attested not anchored not stored refs pending

Non-liftability of automorphism groups of a K3 surface in positive characteristic

H\'el\`ene Esnault, Keiji Oguiso

arxiv:1406.2761 v4 · 2014-06-11 · 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{NSS3QAK35DVAPU3IKCAB6FQNA6}

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	2026-05-18T02:25:56.119701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ca5b8015be8ea07d36850801f160d079ff239ad7e8b1ec3ffb7fddc91bd05f1

Aliases

arxiv: 1406.2761 · arxiv_version: 1406.2761v4 · doi: 10.48550/arxiv.1406.2761 · pith_short_12: NSS3QAK35DVA · pith_short_16: NSS3QAK35DVAPU3I · pith_short_8: NSS3QAK3

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/NSS3QAK35DVAPU3IKCAB6FQNA6 \
  | 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: 6ca5b8015be8ea07d36850801f160d079ff239ad7e8b1ec3ffb7fddc91bd05f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d9da5f10e7c68817f79ee261a7b807601838c7bce0861df0d05628228edd35a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-06-11T02:07:49Z",
    "title_canon_sha256": "47abe8ed3e76f45a3f7f12acf25cbe1e9a10f382ea71bc62bf5b5a019c8eceab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2761",
    "kind": "arxiv",
    "version": 4
  }
}