Pith Number

pith:B26SFEJ4

pith:2006:B26SFEJ43U7BFNQFV5FJOCHT5R

not attested not anchored not stored refs pending

Twisted conjugacy and quasi-isometry invariance for generalized solvable Baumslag-Solitar groups

Jennifer Taback, Peter Wong

arxiv:math/0601271 v2 · 2006-01-12 · 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{B26SFEJ43U7BFNQFV5FJOCHT5R}

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	2026-05-18T04:22:30.061004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ebd22913cdd3e12b605af4a9708f3ec47c42b4780887a5ec5598dd60111b89c

Aliases

arxiv: math/0601271 · arxiv_version: math/0601271v2 · doi: 10.48550/arxiv.math/0601271 · pith_short_12: B26SFEJ43U7B · pith_short_16: B26SFEJ43U7BFNQF · pith_short_8: B26SFEJ4

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/B26SFEJ43U7BFNQFV5FJOCHT5R \
  | 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: 0ebd22913cdd3e12b605af4a9708f3ec47c42b4780887a5ec5598dd60111b89c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "600bcc20f8f871f7223e53cca493bb7f46baaa3401e1e45d18c44b5c478adadd",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "",
    "primary_cat": "math.GR",
    "submitted_at": "2006-01-12T02:46:37Z",
    "title_canon_sha256": "377c9c391b086cfad48926fd7e8c99c093979e9fa7ca476d3514b43c35cf130a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0601271",
    "kind": "arxiv",
    "version": 2
  }
}