Pith Number

pith:Y3CKQPPW

pith:2011:Y3CKQPPWFVSTFMQYALNQVQGM4U

not attested not anchored not stored refs pending

The structures of Hausdorff metric in non-Archimedean spaces

Derong Qiu

arxiv:1105.1605 v2 · 2011-05-09 · math.MG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3CKQPPWFVSTFMQYALNQVQGM4U}

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	2026-05-18T02:48:53.518188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6c4a83df62d6532b21802db0ac0cce510a085ad2090582af78d9b05f9122484

Aliases

arxiv: 1105.1605 · arxiv_version: 1105.1605v2 · doi: 10.48550/arxiv.1105.1605 · pith_short_12: Y3CKQPPWFVST · pith_short_16: Y3CKQPPWFVSTFMQY · pith_short_8: Y3CKQPPW

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/Y3CKQPPWFVSTFMQYALNQVQGM4U \
  | 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: c6c4a83df62d6532b21802db0ac0cce510a085ad2090582af78d9b05f9122484

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad5612730b25c89929c3d8b8aab5cfa95ae11c19bdb28171db10322211ffc2a6",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2011-05-09T09:15:29Z",
    "title_canon_sha256": "0ffa66f46eb0da28891b511791ae18058df87e3bf3296e1fdb70e1e95bb7df89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1605",
    "kind": "arxiv",
    "version": 2
  }
}