Pith Number

pith:BEW4JHXO

pith:2014:BEW4JHXO6W3RDMWXOVZSOJALJJ

not attested not anchored not stored refs pending

Controlled Floyd Separation and Non Relatively Hyperbolic Groups

Mahan Mj, Shubhabrata Das

arxiv:1408.0879 v3 · 2014-08-05 · math.GR · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEW4JHXO6W3RDMWXOVZSOJALJJ}

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	2026-05-18T01:29:21.726514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

092dc49eeef5b711b2d7757327240b4a74bf3c37f315638f023dc34713b3c013

Aliases

arxiv: 1408.0879 · arxiv_version: 1408.0879v3 · doi: 10.48550/arxiv.1408.0879 · pith_short_12: BEW4JHXO6W3R · pith_short_16: BEW4JHXO6W3RDMWX · pith_short_8: BEW4JHXO

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/BEW4JHXO6W3RDMWXOVZSOJALJJ \
  | 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: 092dc49eeef5b711b2d7757327240b4a74bf3c37f315638f023dc34713b3c013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b1278aaa621f5152fe3654fc2e748827a8c9804033878e952ac1bde92c2a615",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-08-05T07:00:24Z",
    "title_canon_sha256": "619aca60216b67a3e14270d1ed42bdf64dd45fad3712635366044d0f0035d5e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.0879",
    "kind": "arxiv",
    "version": 3
  }
}