Pith Number

pith:R2XXKKHK

pith:2018:R2XXKKHKDI3ISMAZPRFFE52635

not attested not anchored not stored refs pending

Entanglement Measure of the planar-transverse classical light field

Sun-Hyun Youn

arxiv:1809.00407 v1 · 2018-09-02 · 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{R2XXKKHKDI3ISMAZPRFFE52635}

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	2026-05-18T00:06:35.304547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eaf7528ea1a368930197c4a52775edf66cf199460c216fbc9af1ca9f1416e03

Aliases

arxiv: 1809.00407 · arxiv_version: 1809.00407v1 · doi: 10.48550/arxiv.1809.00407 · pith_short_12: R2XXKKHKDI3I · pith_short_16: R2XXKKHKDI3ISMAZ · pith_short_8: R2XXKKHK

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/R2XXKKHKDI3ISMAZPRFFE52635 \
  | 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: 8eaf7528ea1a368930197c4a52775edf66cf199460c216fbc9af1ca9f1416e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "149666cd1b0c9e9d19e29cc42024a2bc7e83b7fdbc44578a53e13d0cb920603f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-09-02T23:19:10Z",
    "title_canon_sha256": "d591e69da05382f7916be116fdc212ce6990de54bdc2e1fc10ac19a4ba9e9b85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00407",
    "kind": "arxiv",
    "version": 1
  }
}