Pith Number

pith:QRO24KRY

pith:2024:QRO24KRY2PRSXLZ675FIEKO4TU

not attested not anchored not stored refs pending

Norms in sinogram space and stability estimates for the Radon transform

Simon Hubmer, Stefan Kindermann

arxiv:2403.07466 v2 · 2024-03-12 · 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{QRO24KRY2PRSXLZ675FIEKO4TU}

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	2026-07-05T10:02:02.533954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

845dae2a38d3e32baf3eff4a8229dc9d20dce83fdded027a04601adb6184e8c2

Aliases

arxiv: 2403.07466 · arxiv_version: 2403.07466v2 · doi: 10.48550/arxiv.2403.07466 · pith_short_12: QRO24KRY2PRS · pith_short_16: QRO24KRY2PRSXLZ6 · pith_short_8: QRO24KRY

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/QRO24KRY2PRSXLZ675FIEKO4TU \
  | 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: 845dae2a38d3e32baf3eff4a8229dc9d20dce83fdded027a04601adb6184e8c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f2c58401f11030f165c8867e859cd7d524289a56ca9b4b5b4980e819e072cf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2024-03-12T10:01:06Z",
    "title_canon_sha256": "eb603a66625ee6dd04157d17f1046ff4353472cc56d41c700988f52ec57b2a6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.07466",
    "kind": "arxiv",
    "version": 2
  }
}