Pith Number

pith:WEMFEXS6

pith:2017:WEMFEXS6KTJ2PHB5UUPLGYEN6J

not attested not anchored not stored refs pending

On the dimension and smoothness of radial projections

Tuomas Orponen

arxiv:1710.11053 v3 · 2017-10-30 · math.CA · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WEMFEXS6KTJ2PHB5UUPLGYEN6J}

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	2026-05-17T23:58:05.353193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b118525e5e54d3a79c3da51eb3608df274553a27eab8ac17f2f9f3dcfdfd1ac0

Aliases

arxiv: 1710.11053 · arxiv_version: 1710.11053v3 · doi: 10.48550/arxiv.1710.11053 · pith_short_12: WEMFEXS6KTJ2 · pith_short_16: WEMFEXS6KTJ2PHB5 · pith_short_8: WEMFEXS6

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/WEMFEXS6KTJ2PHB5UUPLGYEN6J \
  | 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: b118525e5e54d3a79c3da51eb3608df274553a27eab8ac17f2f9f3dcfdfd1ac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "229187b4c3fba8a517a33106e092682c90986e356e819c3c95c975622dbb7da7",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-10-30T16:32:16Z",
    "title_canon_sha256": "035b116554cd53f67f3edaca078875f2aa5d960fa2815bc373eae846b3b2e0e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.11053",
    "kind": "arxiv",
    "version": 3
  }
}