Pith Number

pith:2Z47UESA

pith:2015:2Z47UESA6ASDMAKVXSNJFAXHND

not attested not anchored not stored refs pending

Automorphism groups of smooth quintic threefolds

Keiji Oguiso, Xun Yu

arxiv:1504.05011 v2 · 2015-04-20 · 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{2Z47UESA6ASDMAKVXSNJFAXHND}

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	2026-05-18T02:17:10.842517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d679fa1240f024360155bc9a9282e768cae58eb414652a4736662da91b914dbf

Aliases

arxiv: 1504.05011 · arxiv_version: 1504.05011v2 · doi: 10.48550/arxiv.1504.05011 · pith_short_12: 2Z47UESA6ASD · pith_short_16: 2Z47UESA6ASDMAKV · pith_short_8: 2Z47UESA

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/2Z47UESA6ASDMAKVXSNJFAXHND \
  | 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: d679fa1240f024360155bc9a9282e768cae58eb414652a4736662da91b914dbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1be3ab655e01bce912eb370d1e38177b1431d5d7897e0fe9b0e52603555e599f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-04-20T11:02:36Z",
    "title_canon_sha256": "851ed5649ddc6b19f1c6bc9e37036268bfaa87dee69d7be687bb0abe4bb52aa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05011",
    "kind": "arxiv",
    "version": 2
  }
}