Pith Number

pith:57TEW5MV

pith:2001:57TEW5MVZ7YXFYMO474KU4WVJU

not attested not anchored not stored refs pending

On infinite dimensional grassmannians and their quantum deformations

C. Hacon, R. Fioresi

arxiv:math/0111112 v1 · 2001-11-09 · math.QA · 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{57TEW5MVZ7YXFYMO474KU4WVJU}

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	2026-07-04T14:35:44.795989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efe64b7595cff172e18ee7f8aa72d54d0fc8e74d3d56b48abc295172981835e5

Aliases

arxiv: math/0111112 · arxiv_version: math/0111112v1 · doi: 10.48550/arxiv.math/0111112 · pith_short_12: 57TEW5MVZ7YX · pith_short_16: 57TEW5MVZ7YXFYMO · pith_short_8: 57TEW5MV

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/57TEW5MVZ7YXFYMO474KU4WVJU \
  | 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: efe64b7595cff172e18ee7f8aa72d54d0fc8e74d3d56b48abc295172981835e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45f7331785737dd1023459eb9e09b5d9332947532e2b34da09d583cdf557d6d0",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "2001-11-09T12:38:54Z",
    "title_canon_sha256": "3027c1007617d0a595c0e77b7ce645bc9cbf8e6f385b0565befd6886e8f62add"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0111112",
    "kind": "arxiv",
    "version": 1
  }
}