Pith Number

pith:EAXGF2JF

pith:2022:EAXGF2JFS7CMYWBY5JLUNZHDYF

not attested not anchored not stored refs pending

Positron sources: from conventional to advanced accelerator concepts-based colliders

A. Ushakov, A. Variola, I. Chaikovska, L. Bandiera, Mark J. Hogan, P. Martyshkin, P. Musumeci, P. Sievers, R. Chehab, S. Ogur, V. Kubytskyi, Y. Enomoto

arxiv:2202.04939 v2 · 2022-02-10 · 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{EAXGF2JFS7CMYWBY5JLUNZHDYF}

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	2026-07-05T04:23:51.196970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

202e62e92597c4cc5838ea5746e4e3c14f01b1339ef4d491d37ae34161cb6e27

Aliases

arxiv: 2202.04939 · arxiv_version: 2202.04939v2 · doi: 10.48550/arxiv.2202.04939 · pith_short_12: EAXGF2JFS7CM · pith_short_16: EAXGF2JFS7CMYWBY · pith_short_8: EAXGF2JF

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/EAXGF2JFS7CMYWBY5JLUNZHDYF \
  | 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: 202e62e92597c4cc5838ea5746e4e3c14f01b1339ef4d491d37ae34161cb6e27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9af883ed8e62c0c96ed9719186fe37ada14fe4137e6a221f9367c9d73ecfd060",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2022-02-10T10:13:05Z",
    "title_canon_sha256": "976f472b63ca59d57b374100243a96b5f66c8073266aec527afd517c7c1b443a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04939",
    "kind": "arxiv",
    "version": 2
  }
}