Pith Number

pith:G2AC5ZCP

pith:2024:G2AC5ZCPQG4266PTD3Y2EZY3HC

not attested not anchored not stored refs pending

RT-utils: A Minimal Python Library for RT-struct Manipulation

Adam Watkins, Arman Rahmim, Asim Shrestha, Carlos F. Uribe, Fereshteh Yousefirizi

arxiv:2405.06184 v1 · 2024-05-10 · 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{G2AC5ZCPQG4266PTD3Y2EZY3HC}

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	2026-07-05T08:17:36.967977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36802ee44f81b9af79f31ef1a2671b38bf807c2c14896d6ee78eccad162a9dcc

Aliases

arxiv: 2405.06184 · arxiv_version: 2405.06184v1 · doi: 10.48550/arxiv.2405.06184 · pith_short_12: G2AC5ZCPQG42 · pith_short_16: G2AC5ZCPQG4266PT · pith_short_8: G2AC5ZCP

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/G2AC5ZCPQG4266PTD3Y2EZY3HC \
  | 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: 36802ee44f81b9af79f31ef1a2671b38bf807c2c14896d6ee78eccad162a9dcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "441a3ee871b4e0dc475a66bc8bc2d1151d75652fb965db3ed28810c3a6fea9df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2024-05-10T01:56:11Z",
    "title_canon_sha256": "ec72cc6ab64e7e7ffb097caebd37c3177fbe9e7b293dc38aba61647c82020fb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.06184",
    "kind": "arxiv",
    "version": 1
  }
}