Pith Number

pith:VWXB5VC2

pith:2018:VWXB5VC2CGZRKC2BCWWVFG5LWK

not attested not anchored not stored refs pending

On Local Tameness of Certain Graphs of Groups

Rita Gitik

arxiv:1809.01493 v1 · 2018-08-29 · 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{VWXB5VC2CGZRKC2BCWWVFG5LWK}

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	2026-05-18T00:06:27.470486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adae1ed45a11b3150b4115ad529babb2acdb26fe68004ce21d83ae9faf799ab9

Aliases

arxiv: 1809.01493 · arxiv_version: 1809.01493v1 · doi: 10.48550/arxiv.1809.01493 · pith_short_12: VWXB5VC2CGZR · pith_short_16: VWXB5VC2CGZRKC2B · pith_short_8: VWXB5VC2

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/VWXB5VC2CGZRKC2BCWWVFG5LWK \
  | 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: adae1ed45a11b3150b4115ad529babb2acdb26fe68004ce21d83ae9faf799ab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11af3b28940df72a3c179540d7ffe6981c04bf9a987a8a270575fe71970793c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-08-29T13:07:37Z",
    "title_canon_sha256": "0808fa086eb68b952c46a879ef1762dc8cee27d4b33099d7342e15acb9389266"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01493",
    "kind": "arxiv",
    "version": 1
  }
}