Pith Number

pith:56QIRUDJ

pith:2010:56QIRUDJUFFRCRVRDGPPRZYQNZ

not attested not anchored not stored refs pending

Frobenius pull backs of principal $G$-bundles and their canonical parabolics

V.B. Mehta, V. Trivedi

arxiv:1010.4163 v2 · 2010-10-20 · 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{56QIRUDJUFFRCRVRDGPPRZYQNZ}

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	2026-05-18T04:38:07.596120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efa088d069a14b1146b1199ef8e7106e63914102ce7a7b4fce66a6dc7a782d8b

Aliases

arxiv: 1010.4163 · arxiv_version: 1010.4163v2 · doi: 10.48550/arxiv.1010.4163 · pith_short_12: 56QIRUDJUFFR · pith_short_16: 56QIRUDJUFFRCRVR · pith_short_8: 56QIRUDJ

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/56QIRUDJUFFRCRVRDGPPRZYQNZ \
  | 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: efa088d069a14b1146b1199ef8e7106e63914102ce7a7b4fce66a6dc7a782d8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a88eba7196df910f98807c1bdb259b9464ca64897b6aa787f249a13fa72bc4c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-10-20T11:29:47Z",
    "title_canon_sha256": "2d780594f7f8dc987940fee5f2da764d7fe7f2520d3b0019c70f6e31bc882e8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.4163",
    "kind": "arxiv",
    "version": 2
  }
}