Pith Number

pith:WMN2BJUO

pith:2014:WMN2BJUO44ZORZXWIGCSCI45DM

not attested not anchored not stored refs pending

Direction for the Future - Successive Acceleration of Positive and Negative Ions Applied to Space Propulsion

A. Aanesland (Ec. Polytech., J. Bredin (Ec. Polytech., L. Popelier (Ec. Polytech., Palaiseau), P. Chabert (Ec. Polytech.

arxiv:1411.1538 v1 · 2014-11-06 · physics.acc-ph · 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{WMN2BJUO44ZORZXWIGCSCI45DM}

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	2026-05-18T02:38:27.660204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b31ba0a68ee732e8e6f6418521239d1b211516a178f0b9452ea8eb6b72e364bd

Aliases

arxiv: 1411.1538 · arxiv_version: 1411.1538v1 · doi: 10.48550/arxiv.1411.1538 · pith_short_12: WMN2BJUO44ZO · pith_short_16: WMN2BJUO44ZORZXW · pith_short_8: WMN2BJUO

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/WMN2BJUO44ZORZXWIGCSCI45DM \
  | 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: b31ba0a68ee732e8e6f6418521239d1b211516a178f0b9452ea8eb6b72e364bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aff256f2f31a1d5aa726de15b24ce625f8a2566e3bb3838d1ae51ed1acb032f9",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2014-11-06T09:21:24Z",
    "title_canon_sha256": "d6c66aaa7879e8e4dedb6567ce6e416ad33b18a6baa9541776f96153d3211145"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1538",
    "kind": "arxiv",
    "version": 1
  }
}