Pith Number

pith:BSZI2JIL

pith:2026:BSZI2JILZ6HWWCFRQQCCH4OTVK

not attested not anchored not stored refs pending

Avoiding a line-of-sight obstacle via deep sub-Rayleigh shadow-projection utilizing space-time wave packets

Ayman F. Abouraddy, Bryan L. Turo, Layton A. Hall

arxiv:2607.02752 v1 · 2026-07-02 · 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{BSZI2JILZ6HWWCFRQQCCH4OTVK}

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	2026-07-07T00:16:12.014062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cb28d250bcf8f6b08b1840423f1d3aab414af88aea7c1577b152d664ff10e7e

Aliases

arxiv: 2607.02752 · arxiv_version: 2607.02752v1 · doi: 10.48550/arxiv.2607.02752 · pith_short_12: BSZI2JILZ6HW · pith_short_16: BSZI2JILZ6HWWCFR · pith_short_8: BSZI2JIL

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/BSZI2JILZ6HWWCFRQQCCH4OTVK \
  | 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: 0cb28d250bcf8f6b08b1840423f1d3aab414af88aea7c1577b152d664ff10e7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a87fb5669eb4f766de6670e7a63ad74ca0cbb2392ccd48ffecf8947991c8d9f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-07-02T20:35:43Z",
    "title_canon_sha256": "0d9c731cfc1b25b3e1780d677082fbc1a4e6c4d95ab6485c89705dd64ec76ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02752",
    "kind": "arxiv",
    "version": 1
  }
}