Pith Number

pith:RU7EPES7

pith:2016:RU7EPES73B5FVTLIFYFZMLRYWX

not attested not anchored not stored refs pending

The isometry degree of a computable copy of $\ell^p$

D.M. Stull, Timothy H. McNicholl

arxiv:1605.00641 v4 · 2016-05-02 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RU7EPES73B5FVTLIFYFZMLRYWX}

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	2026-05-17T23:47:40.406935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d3e47925fd87a5acd682e0b962e38b5dc4ef921ab1bf1d1caed82247af3fdef

Aliases

arxiv: 1605.00641 · arxiv_version: 1605.00641v4 · doi: 10.48550/arxiv.1605.00641 · pith_short_12: RU7EPES73B5F · pith_short_16: RU7EPES73B5FVTLI · pith_short_8: RU7EPES7

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/RU7EPES73B5FVTLIFYFZMLRYWX \
  | 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: 8d3e47925fd87a5acd682e0b962e38b5dc4ef921ab1bf1d1caed82247af3fdef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef3ae4252d8c5c79c012df250cdf5e7f62c3e44eeb843b08dc9b482471626875",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2016-05-02T19:58:16Z",
    "title_canon_sha256": "c56a25700ac276973a37a21c150e9a809c4e39e973bc3432fa2ad930ec74c10c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.00641",
    "kind": "arxiv",
    "version": 4
  }
}