Pith Number

pith:SCRACDGP

pith:2009:SCRACDGPUE5BOLPODP7PPU6ZU5

not attested not anchored not stored refs pending

The Adventures of the Rocketeer: Accelerated Motion Under the Influence of Expanding Space

Geraint F. Lewis, J. Berian James, Juliana Kwan

arxiv:0909.1551 v2 · 2009-09-08 · astro-ph.CO · gr-qc

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SCRACDGPUE5BOLPODP7PPU6ZU5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:11:58.405086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90a2010ccfa13a172dee1bfef7d3d9a7443664a0844f0faf9cbb89485ec5fcca

Aliases

arxiv: 0909.1551 · arxiv_version: 0909.1551v2 · doi: 10.48550/arxiv.0909.1551 · pith_short_12: SCRACDGPUE5B · pith_short_16: SCRACDGPUE5BOLPO · pith_short_8: SCRACDGP

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/SCRACDGPUE5BOLPODP7PPU6ZU5 \
  | 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: 90a2010ccfa13a172dee1bfef7d3d9a7443664a0844f0faf9cbb89485ec5fcca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb9773c20991c8523fb8477a15057cb6d8d471f3dba66b1f5f17306500074fae",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-08T19:51:31Z",
    "title_canon_sha256": "52697f6ba8cbc286faee85ab03ccd6a9c4a7efe20184f2e126820266bc5e080e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1551",
    "kind": "arxiv",
    "version": 2
  }
}