Pith Number

pith:ZDUJ7EGI

pith:2018:ZDUJ7EGIK5JVBF6TDTYL7A7WOR

not attested not anchored not stored refs pending

Cohomology of line bundles on horospherical varieties

Beno\^it Dejoncheere, B. Narasimha Chary

arxiv:1808.01508 v2 · 2018-08-04 · 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{ZDUJ7EGIK5JVBF6TDTYL7A7WOR}

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	2026-05-17T23:50:02.569630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8e89f90c857535097d31cf0bf83f67450462c38b26271d64b9a3a1e7ac75318

Aliases

arxiv: 1808.01508 · arxiv_version: 1808.01508v2 · doi: 10.48550/arxiv.1808.01508 · pith_short_12: ZDUJ7EGIK5JV · pith_short_16: ZDUJ7EGIK5JVBF6T · pith_short_8: ZDUJ7EGI

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/ZDUJ7EGIK5JVBF6TDTYL7A7WOR \
  | 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: c8e89f90c857535097d31cf0bf83f67450462c38b26271d64b9a3a1e7ac75318

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e5877cf7cd2882c1dd4d0ff72eb8813f27e5e2f710c8696da66216a24799b51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-08-04T17:05:22Z",
    "title_canon_sha256": "a758d36cf9bedcc44d69cae2fd087ce24a36c15ce465bfb2478ad35e4c4d87cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01508",
    "kind": "arxiv",
    "version": 2
  }
}