Pith Number

pith:23NI4FKY

pith:2018:23NI4FKYBAU2A457SXP2Q7ID2E

not attested not anchored not stored refs pending

Mid-infrared GeSn Electro-Absorption Optical Modulators on Silicon

Bo-Jun Huang, Guo-En Chang, H. H. Cheng, Jun-Han Lin

arxiv:1809.07150 v1 · 2018-08-25 · physics.app-ph · 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{23NI4FKYBAU2A457SXP2Q7ID2E}

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	2026-05-18T00:05:20.583696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6da8e15580829a073bf95dfa87d03d104077f2d2588c0033d6b3130bcdc7ecc

Aliases

arxiv: 1809.07150 · arxiv_version: 1809.07150v1 · doi: 10.48550/arxiv.1809.07150 · pith_short_12: 23NI4FKYBAU2 · pith_short_16: 23NI4FKYBAU2A457 · pith_short_8: 23NI4FKY

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/23NI4FKYBAU2A457SXP2Q7ID2E \
  | 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: d6da8e15580829a073bf95dfa87d03d104077f2d2588c0033d6b3130bcdc7ecc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54ef05e53bc612448d14ab2b6cf50c930c94f74873700d4676fc2d31e5a25952",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-08-25T00:38:00Z",
    "title_canon_sha256": "2bde3e0f80f48a727cfbed61da4745f408d76a3e984342ba0dd5532ff9bfd4c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07150",
    "kind": "arxiv",
    "version": 1
  }
}