Pith Number

pith:43CQ4WIT

pith:2018:43CQ4WITWL3UTPACV4LLVOXLMX

not attested not anchored not stored refs pending

Motivic characteristic classes in cohomological Hall algebras

Richard Rimanyi

arxiv:1808.05654 v1 · 2018-08-16 · 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{43CQ4WITWL3UTPACV4LLVOXLMX}

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	2026-05-18T00:07:56.051168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6c50e5913b2f749bc02af16babaeb65e90811b4db920a093cc62abd0d4b705d

Aliases

arxiv: 1808.05654 · arxiv_version: 1808.05654v1 · doi: 10.48550/arxiv.1808.05654 · pith_short_12: 43CQ4WITWL3U · pith_short_16: 43CQ4WITWL3UTPAC · pith_short_8: 43CQ4WIT

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/43CQ4WITWL3UTPACV4LLVOXLMX \
  | 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: e6c50e5913b2f749bc02af16babaeb65e90811b4db920a093cc62abd0d4b705d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bd5b4ba51b02bc682f777d8fd48ddc943111e92026aaf0feb1e3846b2a6830e",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-08-16T19:27:52Z",
    "title_canon_sha256": "35263a4298cf123a21fae2c52f4953d5bb2879b50949ca718869ab2ff2862896"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05654",
    "kind": "arxiv",
    "version": 1
  }
}