Pith Number

pith:UFRUPI72

pith:2013:UFRUPI72HKYIWJWGOWKDMMT6WX

not attested not anchored not stored refs pending

Purity for graded potentials and quantum cluster positivity

Balazs Szendroi, Ben Davison, Davesh Maulik, Joerg Schuermann

arxiv:1307.3379 v2 · 2013-07-12 · 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{UFRUPI72HKYIWJWGOWKDMMT6WX}

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	2026-05-18T01:29:11.796713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a16347a3fa3ab08b26c6759436327eb5c5c5fc9150e92db9b88d667f3901f45e

Aliases

arxiv: 1307.3379 · arxiv_version: 1307.3379v2 · doi: 10.48550/arxiv.1307.3379 · pith_short_12: UFRUPI72HKYI · pith_short_16: UFRUPI72HKYIWJWG · pith_short_8: UFRUPI72

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/UFRUPI72HKYIWJWGOWKDMMT6WX \
  | 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: a16347a3fa3ab08b26c6759436327eb5c5c5fc9150e92db9b88d667f3901f45e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "892c4ebcd6ae0f9fe852ef066792a016fddee36bc6a88f5f700aac56afec2af0",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-07-12T08:57:20Z",
    "title_canon_sha256": "2ae0c26681fc886e9a05549d980e2a5bb4acba6706635ec7233a9b33da64f713"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3379",
    "kind": "arxiv",
    "version": 2
  }
}