Pith Number

pith:QHKCHKFO

pith:2021:QHKCHKFORWIFLSAEJKVLEJZ72D

not attested not anchored not stored refs pending

Optical secret sharing with cascaded metasurface holography

Basudeb Sain, Christian Schlickriede, Lingling Huang, Philip Georgi, Qunshuo Wei, Thomas Zentgraf, Yongtian Wang

arxiv:2110.03265 v1 · 2021-10-07 · physics.optics · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHKCHKFORWIFLSAEJKVLEJZ72D}

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	2026-07-05T03:20:40.973440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81d423a8ae8d9055c8044aaab2273fd0d33d290e53d0590c882b07a16d8ab3cf

Aliases

arxiv: 2110.03265 · arxiv_version: 2110.03265v1 · doi: 10.48550/arxiv.2110.03265 · pith_short_12: QHKCHKFORWIF · pith_short_16: QHKCHKFORWIFLSAE · pith_short_8: QHKCHKFO

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/QHKCHKFORWIFLSAEJKVLEJZ72D \
  | 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: 81d423a8ae8d9055c8044aaab2273fd0d33d290e53d0590c882b07a16d8ab3cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2f9f9131f9caf36f659822d9e0ff175e091f7643923e0a8082f884dbcb9005d",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-10-07T08:45:55Z",
    "title_canon_sha256": "e002ba379b16e608761d717762d39af0b3fef1fc0a613e55cca36f2350664a7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.03265",
    "kind": "arxiv",
    "version": 1
  }
}