Pith Number

pith:CKMTY5HU

pith:2016:CKMTY5HU5P2B45DPCPGSRI57LT

not attested not anchored not stored refs pending

Superiorized iteration based on proximal point method and its application to XCT image reconstruction

Jinping Song, Shousheng Luo, Tie Zhou, Yanchun Zhang

arxiv:1608.03931 v1 · 2016-08-13 · 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{CKMTY5HU5P2B45DPCPGSRI57LT}

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	2026-05-18T01:09:04.630083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12993c74f4ebf41e746f13cd28a3bf5cf3cd75063423c10886220c8932feff0e

Aliases

arxiv: 1608.03931 · arxiv_version: 1608.03931v1 · doi: 10.48550/arxiv.1608.03931 · pith_short_12: CKMTY5HU5P2B · pith_short_16: CKMTY5HU5P2B45DP · pith_short_8: CKMTY5HU

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/CKMTY5HU5P2B45DPCPGSRI57LT \
  | 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: 12993c74f4ebf41e746f13cd28a3bf5cf3cd75063423c10886220c8932feff0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82d2aaaa8fd3b8497eef8a522c1cf63762794b4326dcf927d6b7a3ff3da2bdbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-08-13T02:44:58Z",
    "title_canon_sha256": "8121c64f9ba1d00802fb542d71a59d46486b2515c4c7e73a995a65a38ef1cc6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03931",
    "kind": "arxiv",
    "version": 1
  }
}