Pith Number

pith:HGRTIOTK

pith:2019:HGRTIOTKPQGRDJXXMRV7ZC5VOF

not attested not anchored not stored refs pending

Third method for generation of spectral holes in chiral sculptured thin films

Akhlesh Lakhtakia, Fei Wang

arxiv:1908.06249 v1 · 2019-08-17 · physics.optics · physics.app-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{HGRTIOTKPQGRDJXXMRV7ZC5VOF}

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	2026-07-05T00:00:10.005707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39a3343a6a7c0d11a6f7646bfc8bb5715627bdd76699ce1b41093ec771472eac

Aliases

arxiv: 1908.06249 · arxiv_version: 1908.06249v1 · doi: 10.48550/arxiv.1908.06249 · pith_short_12: HGRTIOTKPQGR · pith_short_16: HGRTIOTKPQGRDJXX · pith_short_8: HGRTIOTK

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/HGRTIOTKPQGRDJXXMRV7ZC5VOF \
  | 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: 39a3343a6a7c0d11a6f7646bfc8bb5715627bdd76699ce1b41093ec771472eac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "828b9e42a6c7884bb254a8213cb18c919cc1ba1d758ffd6ed5eb9fe15238ef0e",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-08-17T06:14:58Z",
    "title_canon_sha256": "efffe96a38f36cb4e2f837713fc9984b9c65d4440b807110ea60a365813a7849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06249",
    "kind": "arxiv",
    "version": 1
  }
}