Pith Number

pith:LJRCYK77

pith:2012:LJRCYK77ESQWEYHNUMTOI2X2LX

not attested not anchored not stored refs pending

Centers of path algebras, Cohn and Leavitt path algebras

C\'andido Mart\'in Gonz\'alez, Dolores Mart\'in Barquero, Jos\'e Felix Solanilla Hern\'andez, Mar\'ia Guadalupe Corrales Garc\'ia, Mercedes Siles Molina

arxiv:1209.4375 v2 · 2012-09-19 · 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{LJRCYK77ESQWEYHNUMTOI2X2LX}

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	2026-05-18T03:05:28.447787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a622c2bff24a16260eda326e46afa5dec0af913d645c1dad846de6672fa2c1d

Aliases

arxiv: 1209.4375 · arxiv_version: 1209.4375v2 · doi: 10.48550/arxiv.1209.4375 · pith_short_12: LJRCYK77ESQW · pith_short_16: LJRCYK77ESQWEYHN · pith_short_8: LJRCYK77

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/LJRCYK77ESQWEYHNUMTOI2X2LX \
  | 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: 5a622c2bff24a16260eda326e46afa5dec0af913d645c1dad846de6672fa2c1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00cf79ef90bd68aef32da8132eb86285ee3517cfcd90846183506d671bf7ada1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2012-09-19T21:31:31Z",
    "title_canon_sha256": "96f65cce9bf7db9a5651a3c604ac78f78cb2847f2a907995780521058e05fa22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4375",
    "kind": "arxiv",
    "version": 2
  }
}