Pith Number

pith:UJFBWVZH

pith:2014:UJFBWVZHASVQOVEAWRRWQQUZFR

not attested not anchored not stored refs pending

State space formulas for a suboptimal rational Leech problem II: Parametrization of all solutions

A.E. Frazho, M.A. Kaashoek, S. ter Horst

arxiv:1408.2145 v1 · 2014-08-09 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJFBWVZHASVQOVEAWRRWQQUZFR}

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	2026-05-18T02:45:30.252583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a24a1b572704ab075480b4636842992c71a82268adcf62c9e1f44af3af50d0c0

Aliases

arxiv: 1408.2145 · arxiv_version: 1408.2145v1 · doi: 10.48550/arxiv.1408.2145 · pith_short_12: UJFBWVZHASVQ · pith_short_16: UJFBWVZHASVQOVEA · pith_short_8: UJFBWVZH

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/UJFBWVZHASVQOVEAWRRWQQUZFR \
  | 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: a24a1b572704ab075480b4636842992c71a82268adcf62c9e1f44af3af50d0c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59057135c3d0ced01bb46499ec7bb0d1fe6bf23b57a61920e89e6ec4c11d93f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-08-09T19:21:28Z",
    "title_canon_sha256": "e6bcd82533e46ab6276f51daf202737e1de38df76c881d93287954c30b29f07f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2145",
    "kind": "arxiv",
    "version": 1
  }
}