Pith Number

pith:NYIJZZNY

pith:2022:NYIJZZNYCHSW24MG7UCGAILBAT

not attested not anchored not stored refs pending

Derived Grassmannians and derived Schur functors

Qingyuan Jiang

arxiv:2212.10488 v3 · 2022-12-20 · math.AG · math.AC · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYIJZZNYCHSW24MG7UCGAILBAT}

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	2026-07-05T06:28:33.210096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e109ce5b811e56d7186fd0460216104c4bcc8cf9aac956fc7f51000145d3929

Aliases

arxiv: 2212.10488 · arxiv_version: 2212.10488v3 · doi: 10.48550/arxiv.2212.10488 · pith_short_12: NYIJZZNYCHSW · pith_short_16: NYIJZZNYCHSW24MG · pith_short_8: NYIJZZNY

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/NYIJZZNYCHSW24MG7UCGAILBAT \
  | 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: 6e109ce5b811e56d7186fd0460216104c4bcc8cf9aac956fc7f51000145d3929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c899927da7ecd7f9fb4b846aa9626673cbd64bb6e209c6e686512573c0db1a5a",
    "cross_cats_sorted": [
      "math.AC",
      "math.RT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2022-12-20T18:04:32Z",
    "title_canon_sha256": "ed7748cd17013dd226f14c8d8c1d1671fff9aea032758f57ddca3c217d10a666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.10488",
    "kind": "arxiv",
    "version": 3
  }
}