Pith Number

pith:YG2O43TK

pith:2012:YG2O43TKKECCOI55OOWTL3LBLI

not attested not anchored not stored refs pending

Stability estimates for the Radon transform with restricted data and applications

Alberto Ruiz, David Dos Santos Ferreira, Pedro Caro

arxiv:1211.1887 v2 · 2012-11-08 · math.AP · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YG2O43TKKECCOI55OOWTL3LBLI}

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	2026-05-18T03:38:32.627582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1b4ee6e6a51042723bd73ad35ed615a0b5fc559b82c1b2dd51493910c810d1f

Aliases

arxiv: 1211.1887 · arxiv_version: 1211.1887v2 · doi: 10.48550/arxiv.1211.1887 · pith_short_12: YG2O43TKKECC · pith_short_16: YG2O43TKKECCOI55 · pith_short_8: YG2O43TK

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/YG2O43TKKECCOI55OOWTL3LBLI \
  | 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: c1b4ee6e6a51042723bd73ad35ed615a0b5fc559b82c1b2dd51493910c810d1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a2191c792ee1f5011114239ad6bb7059054173cf5849ddc63d460fd02309e8",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-11-08T15:52:31Z",
    "title_canon_sha256": "1e08d3d506e8fbcf2d069d5c067d33587074e3445a002cfdf8e194502e00de5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1887",
    "kind": "arxiv",
    "version": 2
  }
}