Pith Number

pith:KYPD72OP

pith:2009:KYPD72OPZKINMBTV6EBUZ4DU5Z

not attested not anchored not stored refs pending

Hereditary conjugacy separability of right angled Artin groups and its applications

Ashot Minasyan

arxiv:0905.1282 v5 · 2009-05-08 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KYPD72OPZKINMBTV6EBUZ4DU5Z}

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	2026-05-18T03:02:18.487327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

561e3fe9cfca90d60675f1034cf074ee401f673ea06e2477c005cc4cee326c68

Aliases

arxiv: 0905.1282 · arxiv_version: 0905.1282v5 · doi: 10.48550/arxiv.0905.1282 · pith_short_12: KYPD72OPZKIN · pith_short_16: KYPD72OPZKINMBTV · pith_short_8: KYPD72OP

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/KYPD72OPZKINMBTV6EBUZ4DU5Z \
  | 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: 561e3fe9cfca90d60675f1034cf074ee401f673ea06e2477c005cc4cee326c68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afa053a310d513b5c7c455910a39dfcf70047e6f99ae45f7f583812e2b3fd105",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2009-05-08T15:26:42Z",
    "title_canon_sha256": "f5d23bc812f6500661c1909bae36d1a2d35de6fb8b6da788df0e9bb75adbdc20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1282",
    "kind": "arxiv",
    "version": 5
  }
}