Pith Number

pith:GRWPSK6G

pith:2026:GRWPSK6G5YR5DX3GEMF7ZKXY4P

not attested not anchored not stored refs pending

Quasi-abelian quotients in extriangulated categories

Panyue Zhou, Yu Liu, Yu-Zhe Liu

arxiv:2605.26469 v1 · 2026-05-26 · math.RT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GRWPSK6G5YR5DX3GEMF7ZKXY4P}

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	2026-05-27T01:05:19.674016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

346cf92bc6ee23d1df66230bfcaaf8e3eed1c77d420550b5b173933c7243cea4

Aliases

arxiv: 2605.26469 · arxiv_version: 2605.26469v1 · doi: 10.48550/arxiv.2605.26469 · pith_short_12: GRWPSK6G5YR5 · pith_short_16: GRWPSK6G5YR5DX3G · pith_short_8: GRWPSK6G

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/GRWPSK6G5YR5DX3GEMF7ZKXY4P \
  | 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: 346cf92bc6ee23d1df66230bfcaaf8e3eed1c77d420550b5b173933c7243cea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3a3a920f35a4bcd50dcf4ed2254d919aa51fdb407e79c6b3d48f7b100dc875d",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2026-05-26T02:24:55Z",
    "title_canon_sha256": "733181f229428584ece27a265a7662a3829b7e27afae6a4d17e5c137cf2b9416"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26469",
    "kind": "arxiv",
    "version": 1
  }
}