Pith Number

pith:ZXDZSG5K

pith:2013:ZXDZSG5KHBR6M2DODUWZY45RBC

not attested not anchored not stored refs pending

The fixed-point iteration method for IMRT optimization with truncated dose deposition coefficient matrix

Masoud Zarepisheh, Steve B. Jiang, Xun Jia, Zhen Tian

arxiv:1303.3504 v1 · 2013-03-14 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXDZSG5KHBR6M2DODUWZY45RBC}

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	2026-05-18T03:30:54.453399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdc7991baa3863e6686e1d2d9c73b108bebed59a2dee9dd9db429fcb66d6679c

Aliases

arxiv: 1303.3504 · arxiv_version: 1303.3504v1 · doi: 10.48550/arxiv.1303.3504 · pith_short_12: ZXDZSG5KHBR6 · pith_short_16: ZXDZSG5KHBR6M2DO · pith_short_8: ZXDZSG5K

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/ZXDZSG5KHBR6M2DODUWZY45RBC \
  | 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: cdc7991baa3863e6686e1d2d9c73b108bebed59a2dee9dd9db429fcb66d6679c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08d97919167a75da4216119aa1b2f35d0f608cc4a7e6402d3416be9677792e24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2013-03-14T16:41:57Z",
    "title_canon_sha256": "b06e02a201ecd9ab24fb361704743bcfb852afe8f765403ea482373116dc7142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3504",
    "kind": "arxiv",
    "version": 1
  }
}