Pith Number

pith:WADUSFMR

pith:2019:WADUSFMRWX6BC7T43FDXNBYC2O

not attested not anchored not stored refs pending

Periodicity in the cohomology of finite general linear groups via q-divided powers

Andrew Snowden, Rohit Nagpal, Steven V Sam

arxiv:1910.05690 v2 · 2019-10-13 · math.RT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WADUSFMRWX6BC7T43FDXNBYC2O}

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	2026-07-05T03:19:38.132609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b007491591b5fc117e7cd947768702d3a8a586c9d7175ece4a801ca04fd0c5fd

Aliases

arxiv: 1910.05690 · arxiv_version: 1910.05690v2 · doi: 10.48550/arxiv.1910.05690 · pith_short_12: WADUSFMRWX6B · pith_short_16: WADUSFMRWX6BC7T4 · pith_short_8: WADUSFMR

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/WADUSFMRWX6BC7T43FDXNBYC2O \
  | 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: b007491591b5fc117e7cd947768702d3a8a586c9d7175ece4a801ca04fd0c5fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b9c61975f4d2e666f6df30cfae474afb30f78cf6112e72f6d9d2040ff8487ff",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-10-13T05:57:04Z",
    "title_canon_sha256": "453896f8b210f64317c8e3a340b9fcfa6530810c48172e19923dc160c36b66e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.05690",
    "kind": "arxiv",
    "version": 2
  }
}