Pith Number

pith:KWJ3WJCQ

pith:2015:KWJ3WJCQ3ZQFOI6SKLKDGHACWA

not attested not anchored not stored refs pending

Modified Radon transform inversion using moments in $\mathbb{R}^2$

Farhad Jafari, Hayoung Choi, Robert Mnatsakanov

arxiv:1511.02523 v2 · 2015-11-08 · 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{KWJ3WJCQ3ZQFOI6SKLKDGHACWA}

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	2026-05-18T00:53:21.065719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5593bb2450de605723d252d4331c02b00e828379c131f4f47c29352706dd0301

Aliases

arxiv: 1511.02523 · arxiv_version: 1511.02523v2 · doi: 10.48550/arxiv.1511.02523 · pith_short_12: KWJ3WJCQ3ZQF · pith_short_16: KWJ3WJCQ3ZQFOI6S · pith_short_8: KWJ3WJCQ

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/KWJ3WJCQ3ZQFOI6SKLKDGHACWA \
  | 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: 5593bb2450de605723d252d4331c02b00e828379c131f4f47c29352706dd0301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40a8308074e2139c07e2a0c25c8d35561729d4c7bf9bc4cdece99fe3c7b2c8a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-11-08T20:37:05Z",
    "title_canon_sha256": "89aa42be4e71e7b960974490262454b57cb92349c91098ce800ead35ca6926d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02523",
    "kind": "arxiv",
    "version": 2
  }
}