pith. sign in
Pith Number

pith:VHZK3LVC

pith:2016:VHZK3LVCNSICGWGE5VXVPQIEMI
not attested not anchored not stored refs pending

Hereditary $C^*$-subalgebras of graph $C^*$-algebras

Efren Ruiz, James Gabe, Sara E. Arklint

arxiv:1604.03085 v2 · 2016-04-11 · math.OA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?
Add to your LaTeX paper 
\usepackage{pith}
\pithnumber{VHZK3LVCNSICGWGE5VXVPQIEMI}

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 2026-05-18T00:51:51.403019Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

a9f2adaea26c902358c4ed6f57c104621453c77c737a83ab4d59cd846124018d

Aliases

arxiv: 1604.03085 · arxiv_version: 1604.03085v2 · doi: 10.48550/arxiv.1604.03085 · pith_short_12: VHZK3LVCNSIC · pith_short_16: VHZK3LVCNSICGWGE · pith_short_8: VHZK3LVC
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/VHZK3LVCNSICGWGE5VXVPQIEMI \
  | 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: a9f2adaea26c902358c4ed6f57c104621453c77c737a83ab4d59cd846124018d
Canonical record JSON 
{
  "metadata": {
    "abstract_canon_sha256": "5f366d42a439c8c55c2b039e96471064e7de6b0c4323e2c73db23fb92d8f42db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2016-04-11T19:50:27Z",
    "title_canon_sha256": "77dfc2638303247f3e511b596751cbb5cd391f51994f272cc23029936c395997"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03085",
    "kind": "arxiv",
    "version": 2
  }
}