Pith Number

pith:5HFNL3QS

pith:2012:5HFNL3QS7IFYPRMZCRX6OZWXDI

not attested not anchored not stored refs pending

MKID development for SuperSpec: an on-chip, mm-wave, filter-bank spectrometer

Attila Kov\'acs, Charles M. Bradford, Christopher McKenney, Daniel P. Marrone, Erik Shirokoff, Goutam Chattopadhyay, Henry G. Leduc, Jonas Zmuidzinas, Loren J. Swenson, Matthew I. Hollister, Nuria Llombart, Peter Day, Peter S. Barry, Philip Mauskopf, Roger O'Brient, Simon Doyle, Stephen Padin, Steve Hailey-Dunsheath, Theodore Reck

arxiv:1211.1652 v1 · 2012-11-07 · 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{5HFNL3QS7IFYPRMZCRX6OZWXDI}

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	2026-05-18T03:41:20.574158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9cad5ee12fa0b87c599146fe766d71a21b7c81a6bd0b568f6e5f74c88a8b23d

Aliases

arxiv: 1211.1652 · arxiv_version: 1211.1652v1 · doi: 10.48550/arxiv.1211.1652 · pith_short_12: 5HFNL3QS7IFY · pith_short_16: 5HFNL3QS7IFYPRMZ · pith_short_8: 5HFNL3QS

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/5HFNL3QS7IFYPRMZCRX6OZWXDI \
  | 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: e9cad5ee12fa0b87c599146fe766d71a21b7c81a6bd0b568f6e5f74c88a8b23d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31ebc682e78a1b8132c13c482cadb395e8240521d7749ff78d67372114a378ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-11-07T19:54:57Z",
    "title_canon_sha256": "593d50f1d73e73b2ff2402c5a2c0a89400ab4ed13d6238fff4037734101d0aa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1652",
    "kind": "arxiv",
    "version": 1
  }
}