Pith Number

pith:WSE352TS

pith:2011:WSE352TSK35EMULBHDQ7DHZLM5

not attested not anchored not stored refs pending

On the maximum sufficient range of interstellar vessels

Daniel Cartin

arxiv:1104.4012 v1 · 2011-04-20 · physics.pop-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{WSE352TSK35EMULBHDQ7DHZLM5}

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	2026-05-18T04:23:47.244182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b489beea7256fa46516138e1f19f2b674108984e7d65b0489c072766d0f951a6

Aliases

arxiv: 1104.4012 · arxiv_version: 1104.4012v1 · doi: 10.48550/arxiv.1104.4012 · pith_short_12: WSE352TSK35E · pith_short_16: WSE352TSK35EMULB · pith_short_8: WSE352TS

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/WSE352TSK35EMULBHDQ7DHZLM5 \
  | 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: b489beea7256fa46516138e1f19f2b674108984e7d65b0489c072766d0f951a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12d4e2882eb8834d4f67a5f335dd711af4b0851707fa62bd6afbc776fe5d06fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2011-04-20T12:53:27Z",
    "title_canon_sha256": "98d6d6f451fec2c4609c8e18b3510069f18b09dddba0624f3e681230efb2f307"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4012",
    "kind": "arxiv",
    "version": 1
  }
}