Pith Number

pith:LISFTORF

pith:2018:LISFTORFJ4X5M3FGXSCRUH6VEC

not attested not anchored not stored refs pending

Words have bounded width in $SL(n,\mathbb{Z})$

Chen Meiri, Nir Avni

arxiv:1801.03887 v2 · 2018-01-11 · 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{LISFTORFJ4X5M3FGXSCRUH6VEC}

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	2026-05-17T23:43:07.180763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a2459ba254f2fd66ca6bc851a1fd520867139e4f104a5ac57fcea57df2356eb

Aliases

arxiv: 1801.03887 · arxiv_version: 1801.03887v2 · doi: 10.48550/arxiv.1801.03887 · pith_short_12: LISFTORFJ4X5 · pith_short_16: LISFTORFJ4X5M3FG · pith_short_8: LISFTORF

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/LISFTORFJ4X5M3FGXSCRUH6VEC \
  | 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: 5a2459ba254f2fd66ca6bc851a1fd520867139e4f104a5ac57fcea57df2356eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8105f6e7064ef4fabd6c6e4cb384d6d7ba9fdd0a583112786130d12006cff342",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-01-11T17:24:35Z",
    "title_canon_sha256": "19172632ee930f211a42cb276a926b5d8cfb29e77e840a3c6b44be5afa21f62b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03887",
    "kind": "arxiv",
    "version": 2
  }
}