Pith Number

pith:VIN6GHEI

pith:2018:VIN6GHEIYKF6CWRK52ONNFWQAA

not attested not anchored not stored refs pending

Automorphisms of K3 surfaces and their applications

Shingo Taki

arxiv:1901.00383 v1 · 2018-12-31 · 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{VIN6GHEIYKF6CWRK52ONNFWQAA}

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	2026-05-17T23:57:04.022925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa1be31c88c28be15a2aee9cd696d00004a8e4190bed3a180482c3a6e200c4bc

Aliases

arxiv: 1901.00383 · arxiv_version: 1901.00383v1 · doi: 10.48550/arxiv.1901.00383 · pith_short_12: VIN6GHEIYKF6 · pith_short_16: VIN6GHEIYKF6CWRK · pith_short_8: VIN6GHEI

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/VIN6GHEIYKF6CWRK52ONNFWQAA \
  | 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: aa1be31c88c28be15a2aee9cd696d00004a8e4190bed3a180482c3a6e200c4bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7065212010d400d0a932fda90f2ad060124bdb30759c13772ca38c43d350573",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-12-31T07:56:21Z",
    "title_canon_sha256": "1a8fb603b184124ebc79a89a84a2a6259b1a4bd6377ab5583c8ddd861096ee73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00383",
    "kind": "arxiv",
    "version": 1
  }
}