Pith Number

pith:QQVUP6OU

pith:2016:QQVUP6OUNBBRR4WSTBBY3XXMNF

not attested not anchored not stored refs pending

Decomposable theta divisors and generic vanishing

Stefan Schreieder

arxiv:1602.06226 v2 · 2016-02-19 · 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{QQVUP6OUNBBRR4WSTBBY3XXMNF}

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	2026-05-18T00:02:02.427967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

842b47f9d4684318f2d298438ddeec6977655a606abf99a4401d40e21feb2d69

Aliases

arxiv: 1602.06226 · arxiv_version: 1602.06226v2 · doi: 10.48550/arxiv.1602.06226 · pith_short_12: QQVUP6OUNBBR · pith_short_16: QQVUP6OUNBBRR4WS · pith_short_8: QQVUP6OU

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/QQVUP6OUNBBRR4WSTBBY3XXMNF \
  | 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: 842b47f9d4684318f2d298438ddeec6977655a606abf99a4401d40e21feb2d69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6904eb3fd3455d6fbfab4d68f3f8506c04b34bfae719e9d09e288e67c3acf92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-02-19T17:19:56Z",
    "title_canon_sha256": "8818926835f065c1c52e93672692109012ff04d78adbfb65d5ec619255ec22ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06226",
    "kind": "arxiv",
    "version": 2
  }
}