Pith Number

pith:K26GW6NI

pith:2009:K26GW6NIRPEZ2IOQ2TKRSSLEKP

not attested not anchored not stored refs pending

Conjugacy of real diffeomorphisms. A survey

Anthony G. O'Farrell, Maria Roginskaya

arxiv:0911.0804 v2 · 2009-11-04 · 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{K26GW6NIRPEZ2IOQ2TKRSSLEKP}

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	2026-05-18T02:59:45.683295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56bc6b79a88bc99d21d0d4d519496453e563d60617ec62ca85cbdfe219b861ee

Aliases

arxiv: 0911.0804 · arxiv_version: 0911.0804v2 · doi: 10.48550/arxiv.0911.0804 · pith_short_12: K26GW6NIRPEZ · pith_short_16: K26GW6NIRPEZ2IOQ · pith_short_8: K26GW6NI

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/K26GW6NIRPEZ2IOQ2TKRSSLEKP \
  | 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: 56bc6b79a88bc99d21d0d4d519496453e563d60617ec62ca85cbdfe219b861ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "262623e073f555a7cad510c198cf5d835db6373113f2d8f897a8eaa0f23c716c",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-11-04T12:33:39Z",
    "title_canon_sha256": "0455838025677b883e76e45733609db2017dc1ece149ad3dd94233da96c54e48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0804",
    "kind": "arxiv",
    "version": 2
  }
}