Pith Number

pith:3JMSCXNW

pith:2014:3JMSCXNWXYBMAC5XLI335ENUIW

not attested not anchored not stored refs pending

Studies of closed/open mirror symmetry for quintic threefold through log mixed Hodge theory

Sampei Usui

arxiv:1404.7687 v6 · 2014-04-30 · 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{3JMSCXNWXYBMAC5XLI335ENUIW}

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	2026-05-18T02:26:45.458347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da59215db6be02c00bb75a37be91b445a8b12d7e00645f21803dc63d1360d37f

Aliases

arxiv: 1404.7687 · arxiv_version: 1404.7687v6 · doi: 10.48550/arxiv.1404.7687 · pith_short_12: 3JMSCXNWXYBM · pith_short_16: 3JMSCXNWXYBMAC5X · pith_short_8: 3JMSCXNW

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/3JMSCXNWXYBMAC5XLI335ENUIW \
  | 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: da59215db6be02c00bb75a37be91b445a8b12d7e00645f21803dc63d1360d37f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43d511320bae11c6ec74e5825476c7ecb08a4a375e54a5083dd0139f31e7ecfc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-04-30T11:21:31Z",
    "title_canon_sha256": "9ec8f76b8b3a3073e1aeb945559dc2b4c4a503566943a09eec67e069907bc2ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7687",
    "kind": "arxiv",
    "version": 6
  }
}