Pith Number

pith:JKREZD7C

pith:2019:JKREZD7COVPBH6KSJLJXMVRVTU

not attested not anchored not stored refs pending

On irreducible morphisms and Auslander-Reiten triangles in the stable category of modules over repetitive algebras

Hern\'an Giraldo, Jos\'e A. V\'elez-Marulanda, Yohny Calder\'on-Henao

arxiv:1908.02912 v1 · 2019-08-08 · 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{JKREZD7COVPBH6KSJLJXMVRVTU}

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	2026-07-04T23:52:24.802156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aa24c8fe2755e13f9524ad37656359d18f3f5523c5331985155aaa4bd4bcc93

Aliases

arxiv: 1908.02912 · arxiv_version: 1908.02912v1 · doi: 10.48550/arxiv.1908.02912 · pith_short_12: JKREZD7COVPB · pith_short_16: JKREZD7COVPBH6KS · pith_short_8: JKREZD7C

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/JKREZD7COVPBH6KSJLJXMVRVTU \
  | 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: 4aa24c8fe2755e13f9524ad37656359d18f3f5523c5331985155aaa4bd4bcc93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86fa606fa35a37903df0a66431300f00ea1ac07422d6e7f9364cd3d831dab1d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-08-08T03:16:45Z",
    "title_canon_sha256": "d0aa22e90d9b9b25e8293cd0f4fde277a6edc01d9af5688ab2b2dcfbdc63f2ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02912",
    "kind": "arxiv",
    "version": 1
  }
}