Pith Number

pith:6FGDQMIU

pith:2013:6FGDQMIUV2OFU3V34OQYN7B4C4

not attested not anchored not stored refs pending

Revisiting the Bragg reflector to illustrate some modern developments in optics

G. C. La Rocca, J.-H. Wu, M. Artoni, S. A. R. Horsley

arxiv:1301.4688 v2 · 2013-01-20 · physics.optics · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FGDQMIUV2OFU3V34OQYN7B4C4}

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	2026-05-18T01:52:05.422848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f14c383114ae9c5a6ebbe3a186fc3c1729a870cd769f81162a8ecb88d63165de

Aliases

arxiv: 1301.4688 · arxiv_version: 1301.4688v2 · doi: 10.48550/arxiv.1301.4688 · pith_short_12: 6FGDQMIUV2OF · pith_short_16: 6FGDQMIUV2OFU3V3 · pith_short_8: 6FGDQMIU

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/6FGDQMIUV2OFU3V34OQYN7B4C4 \
  | 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: f14c383114ae9c5a6ebbe3a186fc3c1729a870cd769f81162a8ecb88d63165de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38a48b38c95a28daec3e0a34fa4915dea5135e23c55442c34c5ce5087893b335",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-01-20T20:50:16Z",
    "title_canon_sha256": "573e72c972a51f8691b4bffcdae463532968daea5c95c7d1222dbf5745b69a69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4688",
    "kind": "arxiv",
    "version": 2
  }
}