Pith Number

pith:G4HG3FL4

pith:2017:G4HG3FL4BSQEOJU2TNCFPIML3R

not attested not anchored not stored refs pending

Schubert cycles and subvarieties of generalized Severi-Brauer varieties

Caroline Junkins, Daniel Krashen, Nicole Lemire

arxiv:1704.08687 v1 · 2017-04-27 · 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{G4HG3FL4BSQEOJU2TNCFPIML3R}

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	2026-05-18T00:45:27.208208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

370e6d957c0ca047269a9b4457a18bdc4c29fc155424baa83abde555814d59ce

Aliases

arxiv: 1704.08687 · arxiv_version: 1704.08687v1 · doi: 10.48550/arxiv.1704.08687 · pith_short_12: G4HG3FL4BSQE · pith_short_16: G4HG3FL4BSQEOJU2 · pith_short_8: G4HG3FL4

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/G4HG3FL4BSQEOJU2TNCFPIML3R \
  | 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: 370e6d957c0ca047269a9b4457a18bdc4c29fc155424baa83abde555814d59ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4385266d62313b9d5566ac68c62e4e0621620a4bfc679823bb545bcab30564cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-27T17:57:44Z",
    "title_canon_sha256": "f36b608bf957008d2aff182195f66750d5559e451cbc27a8feaf490bd2eb884d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08687",
    "kind": "arxiv",
    "version": 1
  }
}