Pith Number

pith:7UCUCFJW

pith:2016:7UCUCFJWTWIHQF5W2DI4RNF26M

not attested not anchored not stored refs pending

Characteristic free measure rigidity for the action of solvable groups on homogeneous spaces

Alireza Salehi Golsefidy, Amir Mohammadi

arxiv:1612.00537 v1 · 2016-12-02 · math.DS · 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{7UCUCFJWTWIHQF5W2DI4RNF26M}

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	2026-05-18T00:55:59.747015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd054115369d907817b6d0d1c8b4baf337b97d2dea6adec55f06bc5ba0bebf72

Aliases

arxiv: 1612.00537 · arxiv_version: 1612.00537v1 · doi: 10.48550/arxiv.1612.00537 · pith_short_12: 7UCUCFJWTWIH · pith_short_16: 7UCUCFJWTWIHQF5W · pith_short_8: 7UCUCFJW

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/7UCUCFJWTWIHQF5W2DI4RNF26M \
  | 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: fd054115369d907817b6d0d1c8b4baf337b97d2dea6adec55f06bc5ba0bebf72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df12c73e0dee753459b03a09a65633a6ab330db56e140f6bff947490520c38dc",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2016-12-02T01:47:01Z",
    "title_canon_sha256": "402b7d18e70204e85948673acce1b752e2c960cd5d03873d9acd014567bdb2e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.00537",
    "kind": "arxiv",
    "version": 1
  }
}