Pith Number

pith:WNYK3SWQ

pith:2013:WNYK3SWQF6VG4NIXHHMC2XLS5S

not attested not anchored not stored refs pending

Semi-derived Hall algebras and tilting invariance of Bridgeland-Hall algebras

Mikhail Gorsky

arxiv:1303.5879 v2 · 2013-03-23 · math.QA · 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{WNYK3SWQF6VG4NIXHHMC2XLS5S}

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	2026-05-18T03:17:35.363592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b370adcad02faa6e351739d82d5d72eca036a6960891b18fb9c546a6bff8ba73

Aliases

arxiv: 1303.5879 · arxiv_version: 1303.5879v2 · doi: 10.48550/arxiv.1303.5879 · pith_short_12: WNYK3SWQF6VG · pith_short_16: WNYK3SWQF6VG4NIX · pith_short_8: WNYK3SWQ

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/WNYK3SWQF6VG4NIXHHMC2XLS5S \
  | 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: b370adcad02faa6e351739d82d5d72eca036a6960891b18fb9c546a6bff8ba73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fea4d2ffb7e426c24f9f205ff401a11b9194e760ea775d6a131e0c6dc9000716",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2013-03-23T19:29:13Z",
    "title_canon_sha256": "943f74427b5205919567ead2456877c8619db44458a8c6b8fa6f6dc48d292ceb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5879",
    "kind": "arxiv",
    "version": 2
  }
}