Pith Number

pith:UNTBEHSI

pith:2025:UNTBEHSIMSIL6QHY2FTPS2JW7P

not attested not anchored not stored refs pending

Revisiting $\Psi$DONet: microlocally inspired filters for incomplete-data tomographic reconstructions

Andrea Sebastiani, Luca Ratti, Tatiana A. Bubba

arxiv:2501.18219 v1 · 2025-01-30 · math.OC · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UNTBEHSIMSIL6QHY2FTPS2JW7P}

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	2026-07-05T10:07:31.191773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a366121e486490bf40f8d166f96936fbddcf5122e05d006ea6401b10d43ddc91

Aliases

arxiv: 2501.18219 · arxiv_version: 2501.18219v1 · doi: 10.48550/arxiv.2501.18219 · pith_short_12: UNTBEHSIMSIL · pith_short_16: UNTBEHSIMSIL6QHY · pith_short_8: UNTBEHSI

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/UNTBEHSIMSIL6QHY2FTPS2JW7P \
  | 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: a366121e486490bf40f8d166f96936fbddcf5122e05d006ea6401b10d43ddc91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5b1a3527927affba3051f2daf916547f6b96a5ae539c894d5e7181e13a4349d",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-01-30T09:19:09Z",
    "title_canon_sha256": "bfce17758ea16da0c1755ac3b05fbc0e47e3e4fd07b877b1a8558a693cbeb5ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18219",
    "kind": "arxiv",
    "version": 1
  }
}