Pith Number

pith:AUFTCZPR

pith:2020:AUFTCZPR6UAVR5W7UZXA2TSB4P

not attested not anchored not stored refs pending

A small actively-controlled high-resolution spectrograph based on off-the-shelf components

C. Baker, C. Boonsri, D. A. Campbell, G. Anglada-Escud\'e, H.R.A. Jones, P. Choochalerm, R. Errmann, W. E. Martin

arxiv:2011.10526 v1 · 2020-11-20 · 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{AUFTCZPR6UAVR5W7UZXA2TSB4P}

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	2026-07-05T02:23:19.098705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

050b3165f1f50158f6dfa66e0d4e41e3e68919971517ae9d80209c87a6b8a68f

Aliases

arxiv: 2011.10526 · arxiv_version: 2011.10526v1 · doi: 10.48550/arxiv.2011.10526 · pith_short_12: AUFTCZPR6UAV · pith_short_16: AUFTCZPR6UAVR5W7 · pith_short_8: AUFTCZPR

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/AUFTCZPR6UAVR5W7UZXA2TSB4P \
  | 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: 050b3165f1f50158f6dfa66e0d4e41e3e68919971517ae9d80209c87a6b8a68f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b30b9ad39137324a462aae1e38601793b0e05f855826488e37ef4af66c9cc071",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-11-20T17:54:31Z",
    "title_canon_sha256": "5a53c837f231d8d50935e02fd75f5545a991d4bb0c0ce6fdb0b7beab78aee48b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.10526",
    "kind": "arxiv",
    "version": 1
  }
}