Pith Number

pith:L275HHC4

pith:2018:L275HHC4ELTJQXSHSB6F4ZSEFW

not attested not anchored not stored refs pending

The Vertical Slice Transform in Spherical Tomography

Boris Rubin

arxiv:1807.07689 v1 · 2018-07-20 · 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{L275HHC4ELTJQXSHSB6F4ZSEFW}

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	2026-05-18T00:10:15.894870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ebfd39c5c22e6985e47907c5e66442d93ff82f1c6c8fdab759abf78fff52f88

Aliases

arxiv: 1807.07689 · arxiv_version: 1807.07689v1 · doi: 10.48550/arxiv.1807.07689 · pith_short_12: L275HHC4ELTJ · pith_short_16: L275HHC4ELTJQXSH · pith_short_8: L275HHC4

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/L275HHC4ELTJQXSHSB6F4ZSEFW \
  | 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: 5ebfd39c5c22e6985e47907c5e66442d93ff82f1c6c8fdab759abf78fff52f88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5983abcf4cf18795a973cd08f1b88384250638bfd648bb908737a718e232657c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-07-20T01:46:35Z",
    "title_canon_sha256": "3dd660c0928f58606b5f0569d10e3925eba5f6afac6294833df66c92e1c1b5b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07689",
    "kind": "arxiv",
    "version": 1
  }
}