Pith Number

pith:Q263U37H

pith:2018:Q263U37H5FW343B6OIAGPQAZKH

not attested not anchored not stored refs pending

On cluster-tilting graphs for hereditary categories

Changjian Fu, Shengfei Geng

arxiv:1811.04735 v2 · 2018-11-12 · math.RT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q263U37H5FW343B6OIAGPQAZKH}

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	2026-07-05T02:32:43.343906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86bdba6fe7e96dbe6c3e720067c01951ca5b06ae47957a9c285d6f500485c16b

Aliases

arxiv: 1811.04735 · arxiv_version: 1811.04735v2 · doi: 10.48550/arxiv.1811.04735 · pith_short_12: Q263U37H5FW3 · pith_short_16: Q263U37H5FW343B6 · pith_short_8: Q263U37H

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/Q263U37H5FW343B6OIAGPQAZKH \
  | 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: 86bdba6fe7e96dbe6c3e720067c01951ca5b06ae47957a9c285d6f500485c16b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a8e9becb77330da75a5535457a44bcab4fdb7c2b1a0ea8f079e5036d16df97b",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-11-12T14:10:16Z",
    "title_canon_sha256": "bda3f219fff4fa626fab115b43815d64f89e3112b43d6d331be252073544c00b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04735",
    "kind": "arxiv",
    "version": 2
  }
}