Pith Number

pith:C3CVG624

pith:2023:C3CVG6246IW7WVXPXSQB4BZU6F

not attested not anchored not stored refs pending

The science behind SURROUND: a constellation of CubeSats around the Sun

A. Macario-Rojas, C. McGrath, D. M. Weigt, E. P. Carley, L. A. Ca\~nizares, N. Crisp, P. T. Gallagher, S. A. Maloney, S. A. Murray

arxiv:2308.04194 v2 · 2023-08-08 · astro-ph.SR · astro-ph.IM · physics.space-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{C3CVG6246IW7WVXPXSQB4BZU6F}

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	2026-07-05T08:24:37.019760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16c5537b5cf22dfb56efbca01e0734f17a778d32548e876906f2c8ec65407fb7

Aliases

arxiv: 2308.04194 · arxiv_version: 2308.04194v2 · doi: 10.48550/arxiv.2308.04194 · pith_short_12: C3CVG6246IW7 · pith_short_16: C3CVG6246IW7WVXP · pith_short_8: C3CVG624

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/C3CVG6246IW7WVXPXSQB4BZU6F \
  | 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: 16c5537b5cf22dfb56efbca01e0734f17a778d32548e876906f2c8ec65407fb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "331f5ec4d673d15d5896dac04f73776bf52f0892e186c6d122491fd86c001dfd",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-08-08T11:39:37Z",
    "title_canon_sha256": "0b1b70e7c6a7657a0aaff4d1b9789cbb6ffaa08a540e5960745c4d0257e2f60a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.04194",
    "kind": "arxiv",
    "version": 2
  }
}