Pith Number

pith:OR6JBTAP

pith:2021:OR6JBTAPONEQ67SFMEZCLIQANC

not attested not anchored not stored refs pending

Improving Generalizability in Limited-Angle CT Reconstruction with Sinogram Extrapolation

Bin Dong, Ce Wang, Haimiao Zhang, Kun Shang, Qian Li, S. Kevin Zhou, Yuanyuan Lyu

arxiv:2103.05255 v4 · 2021-03-09 · eess.IV · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OR6JBTAPONEQ67SFMEZCLIQANC}

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	2026-07-05T03:32:51.976344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

747c90cc0f73490f7e45613225a2006885c841bbc390bbba1ed36e8fe4e52315

Aliases

arxiv: 2103.05255 · arxiv_version: 2103.05255v4 · doi: 10.48550/arxiv.2103.05255 · pith_short_12: OR6JBTAPONEQ · pith_short_16: OR6JBTAPONEQ67SF · pith_short_8: OR6JBTAP

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/OR6JBTAPONEQ67SFMEZCLIQANC \
  | 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: 747c90cc0f73490f7e45613225a2006885c841bbc390bbba1ed36e8fe4e52315

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca9d69a9114893f59891c4fa629f33e4d17669af3ac2a64b5afcb895ced50934",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-03-09T06:58:09Z",
    "title_canon_sha256": "d8dffbc5e2db53963ad87aa36e0fb7a46dacc43532654e9830c577d9210959d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05255",
    "kind": "arxiv",
    "version": 4
  }
}