Pith Number

pith:U2ESNVIJ

pith:2010:U2ESNVIJJ3NHMS62QECMFEXMJV

not attested not anchored not stored refs pending

Flag varieties as equivariant compactifications of G_a^n

Ivan V. Arzhantsev

arxiv:1003.2358 v2 · 2010-03-11 · 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{U2ESNVIJJ3NHMS62QECMFEXMJV}

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	2026-05-18T04:26:33.305697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a68926d5094eda764bda8104c292ec4d7cb433c8f56b7387cf60821d6a7be7e1

Aliases

arxiv: 1003.2358 · arxiv_version: 1003.2358v2 · doi: 10.48550/arxiv.1003.2358 · pith_short_12: U2ESNVIJJ3NH · pith_short_16: U2ESNVIJJ3NHMS62 · pith_short_8: U2ESNVIJ

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/U2ESNVIJJ3NHMS62QECMFEXMJV \
  | 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: a68926d5094eda764bda8104c292ec4d7cb433c8f56b7387cf60821d6a7be7e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "729724fd25389cb875c27b0020d29e50b19d4bfe5f28b49fbfdaca883329e029",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-03-11T16:45:23Z",
    "title_canon_sha256": "0093d2a4be190a226f79a8c4cdc42fb4ee2d5e682c4f79ed16d21af9090668f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2358",
    "kind": "arxiv",
    "version": 2
  }
}