Pith Number

pith:2YYLM4AW

pith:2015:2YYLM4AW7TOLYNLYMVMLUILAAF

not attested not anchored not stored refs pending

Monolithic photonic integration of suspended light emitting diode, waveguide and photodetector

Dan Bai, Guixia Zhu, Hongbo Zhu, Jialei Yuan, Peter Gruenberg, Wei Cai, Xumin Gao, Xun Cao, Yin Xu, Yongchao Yang, Yongjin Wang

arxiv:1512.01867 v1 · 2015-12-07 · 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{2YYLM4AW7TOLYNLYMVMLUILAAF}

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	2026-05-18T01:25:10.163934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d630b67016fcdcbc35786558ba2160017850e7c14a5749b6e2478752f4b50edd

Aliases

arxiv: 1512.01867 · arxiv_version: 1512.01867v1 · doi: 10.48550/arxiv.1512.01867 · pith_short_12: 2YYLM4AW7TOL · pith_short_16: 2YYLM4AW7TOLYNLY · pith_short_8: 2YYLM4AW

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/2YYLM4AW7TOLYNLYMVMLUILAAF \
  | 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: d630b67016fcdcbc35786558ba2160017850e7c14a5749b6e2478752f4b50edd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4caa9758bd110bcb9bedf940ddacabafd6c79ac1a03a9930c5fc56b085072caf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-12-07T00:49:20Z",
    "title_canon_sha256": "1f71d7a09af9eafb8265e384e1ba54de5d114831bdda11626ecf31b066e14cf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01867",
    "kind": "arxiv",
    "version": 1
  }
}