Pith Number

pith:FEUWKBU4

pith:2016:FEUWKBU4JT4U3WZN2NUK5HLYQZ

not attested not anchored not stored refs pending

On Radon transforms between lines and hyperplanes

Boris Rubin, Yingzhan Wang

arxiv:1601.03826 v3 · 2016-01-15 · 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{FEUWKBU4JT4U3WZN2NUK5HLYQZ}

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	2026-05-18T01:04:05.743654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

292965069c4cf94ddb2dd368ae9d78864f875fda0e69719f03c4316ba0c3fe43

Aliases

arxiv: 1601.03826 · arxiv_version: 1601.03826v3 · doi: 10.48550/arxiv.1601.03826 · pith_short_12: FEUWKBU4JT4U · pith_short_16: FEUWKBU4JT4U3WZN · pith_short_8: FEUWKBU4

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/FEUWKBU4JT4U3WZN2NUK5HLYQZ \
  | 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: 292965069c4cf94ddb2dd368ae9d78864f875fda0e69719f03c4316ba0c3fe43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e9f76a3601abf157bf83f5c6e6e53ac270f1f25900d129ae11e1ee4231b7f2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-01-15T06:26:26Z",
    "title_canon_sha256": "6b735ee94dfa5651d5b0534b78e1cd772012aa033d093f8ce57717f524743d25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.03826",
    "kind": "arxiv",
    "version": 3
  }
}