Pith Number

pith:7RU7XTKL

pith:2018:7RU7XTKL7TJFJDBLCOYJMWNH5A

not attested not anchored not stored refs pending

Interference in edge-scattering from monocrystalline gold flakes

Alexander S. Roberts, Bert Hecht, Christian Wolff, Francesco Todisco, Jes Linnet, N. Asger Mortensen, Sergejs Boroviks, Sergey I. Bozhevolnyi, Yuanqing Yang

arxiv:1809.01542 v1 · 2018-09-05 · 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{7RU7XTKL7TJFJDBLCOYJMWNH5A}

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	2026-05-18T00:01:37.803726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc69fbcd4bfcd2548c2b13b09659a7e8096642570cac36a9160ea01ffbc5a15d

Aliases

arxiv: 1809.01542 · arxiv_version: 1809.01542v1 · doi: 10.48550/arxiv.1809.01542 · pith_short_12: 7RU7XTKL7TJF · pith_short_16: 7RU7XTKL7TJFJDBL · pith_short_8: 7RU7XTKL

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/7RU7XTKL7TJFJDBLCOYJMWNH5A \
  | 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: fc69fbcd4bfcd2548c2b13b09659a7e8096642570cac36a9160ea01ffbc5a15d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a91eb8b389275d9f603e3251d87b250fcad7a78feb6993439f9ec06731d7d925",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-09-05T14:33:34Z",
    "title_canon_sha256": "36999f09ea7e67dcb513252b07ff33751e146d3032f0a81b2a0253824658d9bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01542",
    "kind": "arxiv",
    "version": 1
  }
}