Pith Number

pith:H5MIZZHR

pith:2019:H5MIZZHRYODD7U4SC5OEGVUNJY

not attested not anchored not stored refs pending

Analysis of reconstruction from discrete Radon transform data in $\mathbb R^3$ when the function has jump discontinuities

Alexander Katsevich

arxiv:1903.08216 v1 · 2019-03-19 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5MIZZHRYODD7U4SC5OEGVUNJY}

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	2026-05-17T23:50:50.030109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f588ce4f1c3863fd392175c43568d4e05b700047880c157a84ca198661562e7

Aliases

arxiv: 1903.08216 · arxiv_version: 1903.08216v1 · doi: 10.48550/arxiv.1903.08216 · pith_short_12: H5MIZZHRYODD · pith_short_16: H5MIZZHRYODD7U4S · pith_short_8: H5MIZZHR

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/H5MIZZHRYODD7U4SC5OEGVUNJY \
  | 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: 3f588ce4f1c3863fd392175c43568d4e05b700047880c157a84ca198661562e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d59d5fe246689c1f612622c6be23306f17f965e193dc4f5d7262ce969690d15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-03-19T19:05:37Z",
    "title_canon_sha256": "24128d998cf25ce82710f9c0b873c0e949e62b623e3a9a71527bd67b0d742de6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08216",
    "kind": "arxiv",
    "version": 1
  }
}