Pith Number

pith:P6FIH6TP

pith:2026:P6FIH6TP3W6HK6NFP5I2TZSLLN

not attested not anchored not stored refs pending

The Restricted Schatten-class Grassmannian $\mathrm{Gr}_{\mathrm{res}, p}(\mathcal{H})$ as affine coadjoint orbit

Alice Barbora Tumpach, Amin Tahiri

arxiv:2605.22512 v1 · 2026-05-21 · math.FA · math-ph · math.DG · math.MP · math.OA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P6FIH6TP3W6HK6NFP5I2TZSLLN}

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	2026-05-22T01:04:48.398239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f8a83fa6fddbc7579a57f51a9e64b5b5f423bf2ff3cbcdf12d561270abed2d1

Aliases

arxiv: 2605.22512 · arxiv_version: 2605.22512v1 · doi: 10.48550/arxiv.2605.22512 · pith_short_12: P6FIH6TP3W6H · pith_short_16: P6FIH6TP3W6HK6NF · pith_short_8: P6FIH6TP

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/P6FIH6TP3W6HK6NFP5I2TZSLLN \
  | 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: 7f8a83fa6fddbc7579a57f51a9e64b5b5f423bf2ff3cbcdf12d561270abed2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b83a8a882bd649dd752dd50d97dfd3033e1e12f6248e800a18288459fb3110e",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2026-05-21T14:03:55Z",
    "title_canon_sha256": "920222f1be3a542b0e1375f921232a47618f9162d97c71efad9714fe2375bdd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22512",
    "kind": "arxiv",
    "version": 1
  }
}