Pith Number

pith:3WQXCKUS

pith:2015:3WQXCKUSKDVK2Y4EOCR7J3GYMH

not attested not anchored not stored refs pending

On intermediate Jacobians of cubic threefolds admitting an automorphism of order five

Bert van Geemen, Takuya Yamauchi

arxiv:1506.05346 v3 · 2015-06-17 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WQXCKUSKDVK2Y4EOCR7J3GYMH}

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	2026-05-18T01:37:47.085613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dda1712a9250eaad638470a3f4ecd861df762b0c2a3bfb5144e19bd16e880d65

Aliases

arxiv: 1506.05346 · arxiv_version: 1506.05346v3 · doi: 10.48550/arxiv.1506.05346 · pith_short_12: 3WQXCKUSKDVK · pith_short_16: 3WQXCKUSKDVK2Y4E · pith_short_8: 3WQXCKUS

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/3WQXCKUSKDVK2Y4EOCR7J3GYMH \
  | 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: dda1712a9250eaad638470a3f4ecd861df762b0c2a3bfb5144e19bd16e880d65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a60482cb32408a94a0ca263fd6a1099b8952d43efa3dc3d3ab4194188a5a8118",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-06-17T14:49:47Z",
    "title_canon_sha256": "d5a79373d8fcd6c990244be2c7b87b894f44d6559ea94ec70e0267c4422c7a46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05346",
    "kind": "arxiv",
    "version": 3
  }
}