Pith Number

pith:ISFSZXRA

pith:2016:ISFSZXRA3C6YCPD2E6CW6PXCV6

not attested not anchored not stored refs pending

An analog of Chang inversion formula for weighted Radon transforms in multidimensions

Fedor Goncharov (MIPT), Roman Novikov (CMAP)

arxiv:1604.06349 v3 · 2016-04-21 · 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{ISFSZXRA3C6YCPD2E6CW6PXCV6}

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	2026-05-18T00:55:34.269803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

448b2cde20d8bd813c7a27856f3ee2afb1dcb50bcd3c4d1c93bbde66172bcc00

Aliases

arxiv: 1604.06349 · arxiv_version: 1604.06349v3 · doi: 10.48550/arxiv.1604.06349 · pith_short_12: ISFSZXRA3C6Y · pith_short_16: ISFSZXRA3C6YCPD2 · pith_short_8: ISFSZXRA

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/ISFSZXRA3C6YCPD2E6CW6PXCV6 \
  | 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: 448b2cde20d8bd813c7a27856f3ee2afb1dcb50bcd3c4d1c93bbde66172bcc00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d74988f6ccc72f9c32d65980e858fe288ccca0f99a8a0786b2838b501168660",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-04-21T15:03:32Z",
    "title_canon_sha256": "627fdb3c3fe94499541dd7a5bbafe885f50e2387a056ac461af15f0ef817f7b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06349",
    "kind": "arxiv",
    "version": 3
  }
}