Pith Number

pith:5WEG3DZE

pith:2021:5WEG3DZEDTV3OWAG3I3S2DIYMG

not attested not anchored not stored refs pending

Proton Radiography in Background Magnetic Fields

Christopher Arran, Christopher P. Ridgers, Nigel C. Woolsey

arxiv:2107.07226 v1 · 2021-07-15 · physics.plasm-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5WEG3DZEDTV3OWAG3I3S2DIYMG}

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	2026-07-05T02:58:12.072274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed886d8f241cebb75806da372d0d1861ac3ee1cb668cb1a20556b5ebb8e68640

Aliases

arxiv: 2107.07226 · arxiv_version: 2107.07226v1 · doi: 10.48550/arxiv.2107.07226 · pith_short_12: 5WEG3DZEDTV3 · pith_short_16: 5WEG3DZEDTV3OWAG · pith_short_8: 5WEG3DZE

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/5WEG3DZEDTV3OWAG3I3S2DIYMG \
  | 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: ed886d8f241cebb75806da372d0d1861ac3ee1cb668cb1a20556b5ebb8e68640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04d97077c58bd2419c9238620ef348af00c70cf2556d00fbd371fbbcbc23bfb7",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2021-07-15T10:05:11Z",
    "title_canon_sha256": "ac384d010d86f15bb37a2b43491058b866029c20998e9d3a649ca45d0f6fd0f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07226",
    "kind": "arxiv",
    "version": 1
  }
}