Pith Number

pith:SAIGBMGR

pith:2019:SAIGBMGRIUPUO535RBQOQKZ2F3

not attested not anchored not stored refs pending

Highly angular resolving beam separator based on total internal reflection

Andr\'e Wenzlawski, Klaus Sengstock, Moritz Mihm, Ortwin Hellmig, Patrick Windpassinger

arxiv:1906.12070 v1 · 2019-06-28 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SAIGBMGRIUPUO535RBQOQKZ2F3}

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	2026-05-17T23:40:10.666387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

901060b0d1451f47777d8860e82b3a2ecd2c4d2c054dc98af8b48088dab66173

Aliases

arxiv: 1906.12070 · arxiv_version: 1906.12070v1 · doi: 10.48550/arxiv.1906.12070 · pith_short_12: SAIGBMGRIUPU · pith_short_16: SAIGBMGRIUPUO535 · pith_short_8: SAIGBMGR

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/SAIGBMGRIUPUO535RBQOQKZ2F3 \
  | 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: 901060b0d1451f47777d8860e82b3a2ecd2c4d2c054dc98af8b48088dab66173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51c227986bdcf3f17e72957a40ee8a346b412e3473e1d88f07ff158c7ad084c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-06-28T07:37:21Z",
    "title_canon_sha256": "192b4130d55ed8b7e07b7c27d947cb16155304d6c379f472753bf2fb662fbfc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.12070",
    "kind": "arxiv",
    "version": 1
  }
}