Pith Number

pith:3C476HZ7

pith:2026:3C476HZ7NRVCNJREOUHEGZ2W53

not attested not anchored not stored refs pending

The loop-nilpotent cohomological Hall algebra

Andrei Negu\c{t}, Shivang Jindal

arxiv:2607.23544 v1 · 2026-07-26 · math.RT · hep-th · math-ph · math.AG · math.MP · 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{3C476HZ7NRVCNJREOUHEGZ2W53}

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	2026-07-28T01:22:58.514904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8b9ff1f3f6c6a26a624750e436756eee28e7d3ee5961f14573a346c5e507d79

Aliases

arxiv: 2607.23544 · arxiv_version: 2607.23544v1 · doi: 10.48550/arxiv.2607.23544 · pith_short_12: 3C476HZ7NRVC · pith_short_16: 3C476HZ7NRVCNJRE · pith_short_8: 3C476HZ7

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/3C476HZ7NRVCNJREOUHEGZ2W53 \
  | 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: d8b9ff1f3f6c6a26a624750e436756eee28e7d3ee5961f14573a346c5e507d79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8e0ed7af55d7566c7cbc491e498c341fae60e789d01bad09a8483d81b141434",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.AG",
      "math.MP",
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2026-07-26T08:49:51Z",
    "title_canon_sha256": "edf89071193e891a307469bb17003d79fbbdfc7072f619e1c35c998abd9cd005"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23544",
    "kind": "arxiv",
    "version": 1
  }
}