Pith Number

pith:FDQQTYLN

pith:2026:FDQQTYLN5UYNME4CFZCSMHI4W7

not attested not anchored not stored refs pending

A plasma photocathode for spin-polarized electron beams using excited hydrogen halides

Alexander Pukhov, Bernhard Hidding, Chinmaya Singh, Dimitris Sofikitis, Lars Reichwein, Liangliang Ji, Markus B\"uscher, Thomas C. Wilson, T. Peter Rakitzis

arxiv:2608.04932 v1 · 2026-08-05 · physics.plasm-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{FDQQTYLN5UYNME4CFZCSMHI4W7}

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	2026-08-06T01:47:43.538114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28e109e16ded30d613822e45261d1cb7da189c7384819b79043ef93fdcbdb1c8

Aliases

arxiv: 2608.04932 · arxiv_version: 2608.04932v1 · doi: 10.48550/arxiv.2608.04932 · pith_short_12: FDQQTYLN5UYN · pith_short_16: FDQQTYLN5UYNME4C · pith_short_8: FDQQTYLN

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/FDQQTYLN5UYNME4CFZCSMHI4W7 \
  | 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: 28e109e16ded30d613822e45261d1cb7da189c7384819b79043ef93fdcbdb1c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d152f91a7fcea85935f16286dc8861fb6c8e584cc0c93580182e2d06d761b83f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2026-08-05T14:56:39Z",
    "title_canon_sha256": "c63494b8ea715796afe4453450559bef2404e7b77ca85930e7642c0d2b9b1e08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04932",
    "kind": "arxiv",
    "version": 1
  }
}