Pith Number

pith:UO2QPYAI

pith:2018:UO2QPYAICPIB4GIBQYKB4BP337

not attested not anchored not stored refs pending

Equivariant motivic Hall algebras

Thomas Poguntke

arxiv:1808.04165 v2 · 2018-08-13 · math.AG · math.CT · 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{UO2QPYAICPIB4GIBQYKB4BP337}

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	2026-05-18T00:06:20.003987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3b507e00813d01e190186141e05fbdfc0e20bfcbe2887561c4b7ea20f060d38

Aliases

arxiv: 1808.04165 · arxiv_version: 1808.04165v2 · doi: 10.48550/arxiv.1808.04165 · pith_short_12: UO2QPYAICPIB · pith_short_16: UO2QPYAICPIB4GIB · pith_short_8: UO2QPYAI

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/UO2QPYAICPIB4GIBQYKB4BP337 \
  | 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: a3b507e00813d01e190186141e05fbdfc0e20bfcbe2887561c4b7ea20f060d38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90d1b507f1066af2db17fb763bae6601b4939559cc45c2b5a0cd5606555d1e99",
    "cross_cats_sorted": [
      "math.CT",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-08-13T12:08:51Z",
    "title_canon_sha256": "7f0e02166a879d6817850a785395493b7ab6fd50daa206fe30d2745290d7a076"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04165",
    "kind": "arxiv",
    "version": 2
  }
}