Pith Number

pith:GSUYCZHY

pith:2014:GSUYCZHY35V2OCIEBZBK3ZKVDM

not attested not anchored not stored refs pending

Rational curves on hyperkahler manifolds

Ekaterina Amerik, Misha Verbitsky

arxiv:1401.0479 v1 · 2014-01-02 · 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{GSUYCZHY35V2OCIEBZBK3ZKVDM}

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	2026-05-18T01:04:30.544153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34a98164f8df6ba709040e42ade5551b10a3a05286be6dd3708e95b1e143b14c

Aliases

arxiv: 1401.0479 · arxiv_version: 1401.0479v1 · doi: 10.48550/arxiv.1401.0479 · pith_short_12: GSUYCZHY35V2 · pith_short_16: GSUYCZHY35V2OCIE · pith_short_8: GSUYCZHY

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/GSUYCZHY35V2OCIEBZBK3ZKVDM \
  | 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: 34a98164f8df6ba709040e42ade5551b10a3a05286be6dd3708e95b1e143b14c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50601700469f392b27907c0b4c0a04cc3113f435be770f0fe9169db0e4c3cf4f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-01-02T17:35:20Z",
    "title_canon_sha256": "58142ff5991d35d53f772a340f0d4a3b9edacf1ca2685cd912faad7fa4e2621d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0479",
    "kind": "arxiv",
    "version": 1
  }
}