Pith Number

pith:YOXFYURL

pith:2009:YOXFYURL6RGCEV2JX6JPDZAANP

not attested not anchored not stored refs pending

Collective deceleration: toward a compact beam dump

A.W. Chao, D. Habs, H.-C. Wu, J. Meyer-ter-Vehn, T. Tajima

arxiv:0909.1530 v2 · 2009-09-08 · physics.plasm-ph · 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{YOXFYURL6RGCEV2JX6JPDZAANP}

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	2026-05-18T02:11:58.424804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3ae5c522bf44c225749bf92f1e4006bc85f9f7e7f38b8b48868af4f5c7c05f1

Aliases

arxiv: 0909.1530 · arxiv_version: 0909.1530v2 · doi: 10.48550/arxiv.0909.1530 · pith_short_12: YOXFYURL6RGC · pith_short_16: YOXFYURL6RGCEV2J · pith_short_8: YOXFYURL

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/YOXFYURL6RGCEV2JX6JPDZAANP \
  | 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: c3ae5c522bf44c225749bf92f1e4006bc85f9f7e7f38b8b48868af4f5c7c05f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3946354b2026c35cb167dca660a3bc9cd00bc57139ab480486fe37f331250aa",
    "cross_cats_sorted": [
      "physics.acc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2009-09-08T18:00:19Z",
    "title_canon_sha256": "b359336786800c23b4114263bd85923acdf44c1d8230d7818fab8ac4c1370d75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1530",
    "kind": "arxiv",
    "version": 2
  }
}