Pith Number

pith:JCJM3PL3

pith:2018:JCJM3PL3EOWX4XH42LYYLGV76C

not attested not anchored not stored refs pending

Variational regularization of the weighted conical Radon transform

Daniela Schiefeneder, Markus Haltmeier

arxiv:1808.01493 v1 · 2018-08-04 · 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{JCJM3PL3EOWX4XH42LYYLGV76C}

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	2026-05-17T23:59:14.771209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4892cdbd7b23ad7e5cfcd2f1859abff0862b35c5e1548a140300cf70df2aabc1

Aliases

arxiv: 1808.01493 · arxiv_version: 1808.01493v1 · doi: 10.48550/arxiv.1808.01493 · pith_short_12: JCJM3PL3EOWX · pith_short_16: JCJM3PL3EOWX4XH4 · pith_short_8: JCJM3PL3

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/JCJM3PL3EOWX4XH42LYYLGV76C \
  | 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: 4892cdbd7b23ad7e5cfcd2f1859abff0862b35c5e1548a140300cf70df2aabc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a20942f0e5b383cbced8c0e08bce929e93bd4aed1d80e59ab7722937ea6dcce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-08-04T15:33:38Z",
    "title_canon_sha256": "f96d246f98b87d30dbc2ecc73d67e8ec28aa27717eee8aadd795cdba967c6051"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01493",
    "kind": "arxiv",
    "version": 1
  }
}