Pith Number

pith:PFWFT7JW

pith:2025:PFWFT7JWQHSSFKXXRZGXJANQII

not attested not anchored not stored refs pending

On Hodge--Witt cohomology of Drinfeld's upper half space over a finite field

Mattia Tiso

arxiv:2506.06246 v1 · 2025-06-06 · math.AG · math.NT · 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{PFWFT7JWQHSSFKXXRZGXJANQII}

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	2026-07-05T11:17:28.092680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

796c59fd3681e522aaf78e4d7481b04210e61d36b0e07c7de8c4df1b324eeea4

Aliases

arxiv: 2506.06246 · arxiv_version: 2506.06246v1 · doi: 10.48550/arxiv.2506.06246 · pith_short_12: PFWFT7JWQHSS · pith_short_16: PFWFT7JWQHSSFKXX · pith_short_8: PFWFT7JW

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/PFWFT7JWQHSSFKXXRZGXJANQII \
  | 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: 796c59fd3681e522aaf78e4d7481b04210e61d36b0e07c7de8c4df1b324eeea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65d78b8212f0779380b7697434a4c06d69466e70c66323dc488a7e46fd74a218",
    "cross_cats_sorted": [
      "math.NT",
      "math.RT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-06-06T17:11:59Z",
    "title_canon_sha256": "5549e2f3c35abbc1533cc34744063d3be1a7d848304e9da2cac91c5829460388"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.06246",
    "kind": "arxiv",
    "version": 1
  }
}