Pith Number

pith:QL5WJJLK

pith:2019:QL5WJJLKZVCW5B7PFDPRHVM47Q

not attested not anchored not stored refs pending

Status of commissioning stabilized infrared Fizeau interferometry with LBTI

Amali Vaz, Eckhart Spalding, Erin Maier, Jordan Stone, Katie Morzinski, Paul Grenz, Phil Hinz, Steve Ertel

arxiv:1908.11023 v1 · 2019-08-29 · 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{QL5WJJLKZVCW5B7PFDPRHVM47Q}

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	2026-07-05T00:00:29.415654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82fb64a56acd456e87ef28df13d59cfc19a64a3cba2d722b54ecb98207fc21ae

Aliases

arxiv: 1908.11023 · arxiv_version: 1908.11023v1 · doi: 10.48550/arxiv.1908.11023 · pith_short_12: QL5WJJLKZVCW · pith_short_16: QL5WJJLKZVCW5B7P · pith_short_8: QL5WJJLK

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/QL5WJJLKZVCW5B7PFDPRHVM47Q \
  | 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: 82fb64a56acd456e87ef28df13d59cfc19a64a3cba2d722b54ecb98207fc21ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63cb89476a6abc6bffd5d6ff2d1afbaa69de19878743055300a66c96294f9145",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-08-29T02:35:21Z",
    "title_canon_sha256": "0a19e2046b27370487903c4ad6e07f3c9f7a096d77f43ce324ac1282fb1e159d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.11023",
    "kind": "arxiv",
    "version": 1
  }
}