Pith Number

pith:NRGDMT5G

pith:2021:NRGDMT5GN35H6YJ7BTGDWHNAVO

not attested not anchored not stored refs pending

Active deployable primary mirrors on CubeSat

Charlotte Bond, Donald MacLeod, Heather Bruce, Jean-Fran\c{c}ois-Sauvage, Lucie Buron, Marc Ferrari, Maria Milanova, Noah Schwartz, Phil Rees, Stephen Todd, William Brzozowski, Zeshan Ali

arxiv:2105.12483 v1 · 2021-05-26 · 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{NRGDMT5GN35H6YJ7BTGDWHNAVO}

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	2026-07-05T02:43:39.482786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c4c364fa66efa7f613f0ccc3b1da0ab8fb6f3538cb68a88110353a0437392ac

Aliases

arxiv: 2105.12483 · arxiv_version: 2105.12483v1 · doi: 10.48550/arxiv.2105.12483 · pith_short_12: NRGDMT5GN35H · pith_short_16: NRGDMT5GN35H6YJ7 · pith_short_8: NRGDMT5G

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/NRGDMT5GN35H6YJ7BTGDWHNAVO \
  | 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: 6c4c364fa66efa7f613f0ccc3b1da0ab8fb6f3538cb68a88110353a0437392ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a2fe28397430aa3198d9915c477243b737f6da34ed9263cfca3a8ad63847a2f",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-05-26T11:33:33Z",
    "title_canon_sha256": "fa520c7452635f48f0e57c1919d71e1c05ab26330a40ce71536a073cec9ea99f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.12483",
    "kind": "arxiv",
    "version": 1
  }
}