Pith Number

pith:5A64M5RK

pith:2017:5A64M5RKLWTCRDQ3BNL5HLL74U

not attested not anchored not stored refs pending

Relativistic minimization with constraints: A smooth trip to Alpha Centauri

Alexander R. Klotz, Riccardo Antonelli

arxiv:1702.06562 v1 · 2017-02-21 · physics.class-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5A64M5RKLWTCRDQ3BNL5HLL74U}

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	2026-05-18T00:50:13.254998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e83dc6762a5da6288e1b0b57d3ad7fe50ccb5f1f33704b4b19fd039740b72ef2

Aliases

arxiv: 1702.06562 · arxiv_version: 1702.06562v1 · doi: 10.48550/arxiv.1702.06562 · pith_short_12: 5A64M5RKLWTC · pith_short_16: 5A64M5RKLWTCRDQ3 · pith_short_8: 5A64M5RK

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/5A64M5RKLWTCRDQ3BNL5HLL74U \
  | 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: e83dc6762a5da6288e1b0b57d3ad7fe50ccb5f1f33704b4b19fd039740b72ef2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef0c91388f670d1e6fb76e444c13a3b8a7ce0581d297cd44685747bb993c2c3",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2017-02-21T19:53:16Z",
    "title_canon_sha256": "d2fbefd63cb47a90f06f2791147d04ee1a048e098d4d02c0e044340bcd54491a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06562",
    "kind": "arxiv",
    "version": 1
  }
}