Pith Number

pith:O57WG6I4

pith:2021:O57WG6I4XGQVJ4XP2ALOQWYWR4

not attested not anchored not stored refs pending

Robust fractionation in cancer radiotherapy

Ali Ajdari, Archis Ghate

arxiv:2108.03209 v1 · 2021-08-06 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O57WG6I4XGQVJ4XP2ALOQWYWR4}

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	2026-07-05T03:03:47.440903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

777f63791cb9a154f2efd016e85b168f05dee9f4a79601a2a3c14286009c60a1

Aliases

arxiv: 2108.03209 · arxiv_version: 2108.03209v1 · doi: 10.48550/arxiv.2108.03209 · pith_short_12: O57WG6I4XGQV · pith_short_16: O57WG6I4XGQVJ4XP · pith_short_8: O57WG6I4

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/O57WG6I4XGQVJ4XP2ALOQWYWR4 \
  | 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: 777f63791cb9a154f2efd016e85b168f05dee9f4a79601a2a3c14286009c60a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5a02ea4919149237304b6f7da95efc07a5c51b0b973651ef6eaeefdcd5a17e8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-08-06T17:15:08Z",
    "title_canon_sha256": "d413e8f8c94281e3ff0bae84d8928aa33344b97e72372fd1b30896a7aa061642"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.03209",
    "kind": "arxiv",
    "version": 1
  }
}