Pith Number

pith:RTFUL4MJ

pith:2014:RTFUL4MJ4ZFLYKC3BDV3HWK3CC

not attested not anchored not stored refs pending

On subgroups of right angled Artin groups with few generators

Ashot Minasyan

arxiv:1407.2820 v4 · 2014-07-10 · 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{RTFUL4MJ4ZFLYKC3BDV3HWK3CC}

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	2026-05-18T01:09:29.851580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ccb45f189e64abc285b08ebb3d95b10a64a1d0e6612196ba0c1b4dbe67877bd

Aliases

arxiv: 1407.2820 · arxiv_version: 1407.2820v4 · doi: 10.48550/arxiv.1407.2820 · pith_short_12: RTFUL4MJ4ZFL · pith_short_16: RTFUL4MJ4ZFLYKC3 · pith_short_8: RTFUL4MJ

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/RTFUL4MJ4ZFLYKC3BDV3HWK3CC \
  | 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: 8ccb45f189e64abc285b08ebb3d95b10a64a1d0e6612196ba0c1b4dbe67877bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a516623426531940f9ae5405592b3c188f0b39e416f6e79bc0935f3b44377852",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-07-10T15:03:30Z",
    "title_canon_sha256": "e022e01f08deecbea4a0ddee15901dc7b983bf7432f178d9285092c31ff427bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2820",
    "kind": "arxiv",
    "version": 4
  }
}