Pith Number

pith:VEHZTCJQ

pith:2008:VEHZTCJQMKWFFIDBUWOK3B43DD

not attested not anchored not stored refs pending

Character sheaves on unipotent groups in positive characteristic: foundations

Mitya Boyarchenko, Vladimir Drinfeld

arxiv:0810.0794 v3 · 2008-10-05 · 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{VEHZTCJQMKWFFIDBUWOK3B43DD}

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	2026-05-18T03:37:09.593039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a90f99893062ac52a061a59cad879b18d070355f38f55486f02dd0cabb089923

Aliases

arxiv: 0810.0794 · arxiv_version: 0810.0794v3 · doi: 10.48550/arxiv.0810.0794 · pith_short_12: VEHZTCJQMKWF · pith_short_16: VEHZTCJQMKWFFIDB · pith_short_8: VEHZTCJQ

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/VEHZTCJQMKWFFIDBUWOK3B43DD \
  | 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: a90f99893062ac52a061a59cad879b18d070355f38f55486f02dd0cabb089923

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae63ba8c7d6d050bacd34331e2cd943ce55ca18a1edeadb26939c975adc22d39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2008-10-05T01:13:58Z",
    "title_canon_sha256": "7a8fae8b436e812e3d58555996b0fbed97e5af40a303e8875d5ea00e594071ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0794",
    "kind": "arxiv",
    "version": 3
  }
}