Pith Number

pith:RUFPOGEY

pith:2011:RUFPOGEYO2RFASGEPXBWSAGJJD

not attested not anchored not stored refs pending

Some examples of Baker domains

Jian-Hua Zheng, Walter Bergweiler

arxiv:1110.1232 v1 · 2011-10-06 · math.CV · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RUFPOGEYO2RFASGEPXBWSAGJJD}

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	2026-05-18T03:58:24.523021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d0af7189876a25048c47dc36900c948d719b363a2c4a39e4e57e7c471f11d8f

Aliases

arxiv: 1110.1232 · arxiv_version: 1110.1232v1 · doi: 10.48550/arxiv.1110.1232 · pith_short_12: RUFPOGEYO2RF · pith_short_16: RUFPOGEYO2RFASGE · pith_short_8: RUFPOGEY

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/RUFPOGEYO2RFASGEPXBWSAGJJD \
  | 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: 8d0af7189876a25048c47dc36900c948d719b363a2c4a39e4e57e7c471f11d8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc8be7b169b933a388180f543493d546420f9d2e7bf34db8afa4b8d3670abf41",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-10-06T11:59:08Z",
    "title_canon_sha256": "47251b36e14b7f2facb3b1e5b9fc0cacf5e4886f865944a5042b9978df10c055"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1232",
    "kind": "arxiv",
    "version": 1
  }
}