Pith Number

pith:PFTGLD2J

pith:2011:PFTGLD2JECE3KVE6EA4XYEDZ3X

not attested not anchored not stored refs pending

Stratifications of derived categories from tilting modules over tame hereditary algebras

Changchang Xi, Hongxing Chen

arxiv:1107.0444 v1 · 2011-07-03 · 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{PFTGLD2JECE3KVE6EA4XYEDZ3X}

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	2026-05-18T02:22:30.400222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7966658f492089b5549e20397c1079dddca71b75c677aa75da0b6a8bbf72d690

Aliases

arxiv: 1107.0444 · arxiv_version: 1107.0444v1 · doi: 10.48550/arxiv.1107.0444 · pith_short_12: PFTGLD2JECE3 · pith_short_16: PFTGLD2JECE3KVE6 · pith_short_8: PFTGLD2J

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/PFTGLD2JECE3KVE6EA4XYEDZ3X \
  | 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: 7966658f492089b5549e20397c1079dddca71b75c677aa75da0b6a8bbf72d690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b235211505ba779df648aab60508ddc59b30e97e9c293e4a0839f25e98d7f52c",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2011-07-03T10:25:10Z",
    "title_canon_sha256": "0046369e4e8adcaa96a4d4eaa58e33b6a4f2647dc8f2fbf4ddc0f3cd87d6c18e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0444",
    "kind": "arxiv",
    "version": 1
  }
}