Pith Number

pith:US3IR2N5

pith:2020:US3IR2N5ZJ6THCDHJ2ZB4AQIOE

not attested not anchored not stored refs pending

Simple and compact diode laser system stabilized to Doppler-broadened iodine-lines at 633 nm

Christian N\"olleke, Erik Benkler, Florian Krause, Patrick Leisching, Uwe Sterr

arxiv:2011.02748 v1 · 2020-11-05 · physics.optics · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{US3IR2N5ZJ6THCDHJ2ZB4AQIOE}

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	2026-07-05T01:55:30.873398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4b688e9bdca7d3388674eb21e02087127f455b341623cca0a441ecb036babfb

Aliases

arxiv: 2011.02748 · arxiv_version: 2011.02748v1 · doi: 10.48550/arxiv.2011.02748 · pith_short_12: US3IR2N5ZJ6T · pith_short_16: US3IR2N5ZJ6THCDH · pith_short_8: US3IR2N5

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/US3IR2N5ZJ6THCDHJ2ZB4AQIOE \
  | 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: a4b688e9bdca7d3388674eb21e02087127f455b341623cca0a441ecb036babfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b7ebb11dec5acdc3885fdbe9f6fa9448ba6cc521c8ab849cd3fb47210977300",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-11-05T10:43:31Z",
    "title_canon_sha256": "4ae465fffeb0b1ae53ae1ddf23ed94c28c02e7be8e0aaaf700a1d85532561eb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.02748",
    "kind": "arxiv",
    "version": 1
  }
}