Pith Number

pith:KHTBYYAH

pith:2020:KHTBYYAHA6HDO2UTMKKIWPVSG6

not attested not anchored not stored refs pending

Enabling optical steganography, data storage, and encryption with plasmonic colors

Alexander V. Kildishev, Alexandra Boltasseva, Di Wang, Maowen Song, Vladimir M. Shalaev, Yi Xuan, Zhaxylyk A. Kudyshev, Zhuoxian Wang

arxiv:2009.03521 v1 · 2020-09-08 · 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{KHTBYYAHA6HDO2UTMKKIWPVSG6}

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	2026-07-05T01:33:47.966440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51e61c6007078e376a9362948b3eb237a07b6739fa99e1b16f0e0eea778b889d

Aliases

arxiv: 2009.03521 · arxiv_version: 2009.03521v1 · doi: 10.48550/arxiv.2009.03521 · pith_short_12: KHTBYYAHA6HD · pith_short_16: KHTBYYAHA6HDO2UT · pith_short_8: KHTBYYAH

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/KHTBYYAHA6HDO2UTMKKIWPVSG6 \
  | 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: 51e61c6007078e376a9362948b3eb237a07b6739fa99e1b16f0e0eea778b889d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b83bf29ac8e249dea0b66f03de3ed55ee79c50eaf61d88e306cba09b3ef5f693",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-09-08T05:18:33Z",
    "title_canon_sha256": "b80ff6509799ec145f2990a5089ec3ec0af3153263bef333f708dc4ca9d21b80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.03521",
    "kind": "arxiv",
    "version": 1
  }
}