Pith Number

pith:GBCPXFCF

pith:2012:GBCPXFCFLWK2AEC45JSHV7BSWK

not attested not anchored not stored refs pending

Robo-AO: autonomous and replicable laser-adaptive-optics and science system

A. N. Ramaprakash, C. Baranec, H. Das, J. Davis, K. Bui, M. Burse, N. Law, R. Dekany, R. Riddle, R. Smith, S. Hildebrandt, S. Kulkarni, S. Punnadi, S. Tendulkar

arxiv:1210.0532 v1 · 2012-10-01 · 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{GBCPXFCFLWK2AEC45JSHV7BSWK}

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	2026-05-18T03:44:14.931489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3044fb94455d95a0105cea647afc32b2a46f51daf506aff10505e9b6599c079b

Aliases

arxiv: 1210.0532 · arxiv_version: 1210.0532v1 · doi: 10.48550/arxiv.1210.0532 · pith_short_12: GBCPXFCFLWK2 · pith_short_16: GBCPXFCFLWK2AEC4 · pith_short_8: GBCPXFCF

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/GBCPXFCFLWK2AEC45JSHV7BSWK \
  | 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: 3044fb94455d95a0105cea647afc32b2a46f51daf506aff10505e9b6599c079b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fb972b466f1472425e3e21d6869954acf8a5527d3e29d625801c2cd5397e321",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-10-01T20:00:01Z",
    "title_canon_sha256": "30199b2f0b7c2ff313293d7dd17c38c75024eb3d3c323290958ad8da60a43d33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0532",
    "kind": "arxiv",
    "version": 1
  }
}