Pith Number

pith:CYMEPZAB

pith:2016:CYMEPZABLSYPHRIQK35V5EP26V

not attested not anchored not stored refs pending

Positivity for quantum cluster algebras

Ben Davison

arxiv:1601.07918 v6 · 2016-01-28 · math.RT · math.AG · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CYMEPZABLSYPHRIQK35V5EP26V}

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	2026-05-18T00:33:44.233052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

161847e4015cb0f3c51056fb5e91faf56bd462933bbba41d530a9ac73d9c510f

Aliases

arxiv: 1601.07918 · arxiv_version: 1601.07918v6 · doi: 10.48550/arxiv.1601.07918 · pith_short_12: CYMEPZABLSYP · pith_short_16: CYMEPZABLSYPHRIQ · pith_short_8: CYMEPZAB

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/CYMEPZABLSYPHRIQK35V5EP26V \
  | 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: 161847e4015cb0f3c51056fb5e91faf56bd462933bbba41d530a9ac73d9c510f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8313cb47539c0a5c071844bb6c17beb7ce430e4f38901a8fb89d10b35a258f2",
    "cross_cats_sorted": [
      "math.AG",
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2016-01-28T21:10:43Z",
    "title_canon_sha256": "9cce2bdc1b7c51cc8e332b28aa39b6a7db9fc334022957f25277c8eddaa960c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07918",
    "kind": "arxiv",
    "version": 6
  }
}