Pith Number

pith:TRTNQTAQ

pith:2008:TRTNQTAQ236BZC4RQHEIWALF5N

not attested not anchored not stored refs pending

Reducing conjugacy in the full diffeomorphism group of R to conjugacy in the subgroup of orientation-preserving maps

Anthony G. O'Farrell, Maria Roginskaya

arxiv:0811.3370 v1 · 2008-11-20 · 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{TRTNQTAQ236BZC4RQHEIWALF5N}

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	2026-05-18T02:59:45.755644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c66d84c10d6fc1c8b9181c88b0165eb5af49fe9a920612017404aa0281352d6

Aliases

arxiv: 0811.3370 · arxiv_version: 0811.3370v1 · doi: 10.48550/arxiv.0811.3370 · pith_short_12: TRTNQTAQ236B · pith_short_16: TRTNQTAQ236BZC4R · pith_short_8: TRTNQTAQ

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/TRTNQTAQ236BZC4RQHEIWALF5N \
  | 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: 9c66d84c10d6fc1c8b9181c88b0165eb5af49fe9a920612017404aa0281352d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1d56b4265cdbe72f140ebe6527390e407ac6385ae4f633c422f47d0df2b6ea1",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2008-11-20T16:29:21Z",
    "title_canon_sha256": "44880c2bdbcf2d65ef7a730ba1d5c062f797a4e293e1c5adea3d50578c5e077b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.3370",
    "kind": "arxiv",
    "version": 1
  }
}