Pith Number

pith:MMVY2ZOB

pith:2013:MMVY2ZOBIESOESLVG7DOH7BVUD

not attested not anchored not stored refs pending

Slingshot Dynamics for Self Replicating Probes and the Effect on Exploration Timescales

Arwen Nicholson, Duncan Forgan

arxiv:1307.1648 v1 · 2013-07-05 · physics.pop-ph · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MMVY2ZOBIESOESLVG7DOH7BVUD}

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	2026-05-18T03:19:12.303900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

632b8d65c14124e2497537c6e3fc35a0e03b7613b11e4b02ce6222461b2d6ada

Aliases

arxiv: 1307.1648 · arxiv_version: 1307.1648v1 · doi: 10.48550/arxiv.1307.1648 · pith_short_12: MMVY2ZOBIESO · pith_short_16: MMVY2ZOBIESOESLV · pith_short_8: MMVY2ZOB

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/MMVY2ZOBIESOESLVG7DOH7BVUD \
  | 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: 632b8d65c14124e2497537c6e3fc35a0e03b7613b11e4b02ce6222461b2d6ada

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f59953e1338d39f2bb80aebaaabcf581fba50e6ff9940a86692ef44f422dd42a",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2013-07-05T16:05:57Z",
    "title_canon_sha256": "244c8f40a72bd50938cdb11d8de38df0d1d255dd82addb0b32e7ed1c84ca3b97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1648",
    "kind": "arxiv",
    "version": 1
  }
}