Pith Number

pith:Y3OWHEYZ

pith:2016:Y3OWHEYZ53I4ETMAWH3W4XNYX7

not attested not anchored not stored refs pending

The integrality conjecture and the cohomology of preprojective stacks

Ben Davison

arxiv:1602.02110 v4 · 2016-02-05 · math.AG · 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{Y3OWHEYZ53I4ETMAWH3W4XNYX7}

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	2026-07-05T04:08:22.421429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6dd639319eed1c24d80b1f76e5db8bfe56b85417975129203dea59773ce8402

Aliases

arxiv: 1602.02110 · arxiv_version: 1602.02110v4 · doi: 10.48550/arxiv.1602.02110 · pith_short_12: Y3OWHEYZ53I4 · pith_short_16: Y3OWHEYZ53I4ETMA · pith_short_8: Y3OWHEYZ

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/Y3OWHEYZ53I4ETMAWH3W4XNYX7 \
  | 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: c6dd639319eed1c24d80b1f76e5db8bfe56b85417975129203dea59773ce8402

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e960fa1ee98014f0f6351c83acfef2de120ed4f3cf38eb5ba88b0bc71c1c15d",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-02-05T17:51:50Z",
    "title_canon_sha256": "fefc3f098dfee357f788e18d909fecfa6baddb93f9bba4b9332b32b50fc5eee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02110",
    "kind": "arxiv",
    "version": 4
  }
}