Pith Number

pith:4IBQX4FL

pith:2018:4IBQX4FLME2FANSQY3PPVWCCSQ

not attested not anchored not stored refs pending

High efficiency laser-assisted H- charge exchange for microsecond duration beams

Alexander Menshov, Andrei Shishlo, Andrew Webster (Oak Ridge) David Johnson (Fermilab), Cary Long, Martin Kay (Tennessee U.) Alexander Aleksandrov, Michael Plum, Oak Ridge) Abdurahim Rakhman, Sarah Cousineau (Tennessee U., Timofey Gorlov, Viatcheslav Danilov, Yun Liu

arxiv:1805.04481 v1 · 2018-05-11 · physics.acc-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{4IBQX4FLME2FANSQY3PPVWCCSQ}

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	2026-05-18T00:16:10.177667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2030bf0ab6134503650c6defad842941478a959aa058616e3a03fd462f93cf1

Aliases

arxiv: 1805.04481 · arxiv_version: 1805.04481v1 · doi: 10.48550/arxiv.1805.04481 · pith_short_12: 4IBQX4FLME2F · pith_short_16: 4IBQX4FLME2FANSQ · pith_short_8: 4IBQX4FL

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/4IBQX4FLME2FANSQY3PPVWCCSQ \
  | 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: e2030bf0ab6134503650c6defad842941478a959aa058616e3a03fd462f93cf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6fcef3c6fc9fdca075be541395f975ab6ed295516a3b6d44c988e1f651e46de",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2018-05-11T16:37:26Z",
    "title_canon_sha256": "d872ad3bc438b224f8946b92b2dcea8cef4a02f755a383fb119161a788f29bf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04481",
    "kind": "arxiv",
    "version": 1
  }
}