Pith Number

pith:RY55QDWX

pith:2012:RY55QDWXHLU2RQH6NEV6UZHKXV

not attested not anchored not stored refs pending

A wide-band perfect light absorber at mid-wave infrared using multiplexed metal structures

Boyang Zhang, Joshua Hendrickson, Junpeng Guo, Richard Soref, Walter Buchwald

arxiv:1201.1460 v1 · 2012-01-06 · 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{RY55QDWXHLU2RQH6NEV6UZHKXV}

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	2026-05-18T01:58:54.819931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e3bd80ed73ae9a8c0fe692bea64eabd567e08e311eb429b73b631570ea79284

Aliases

arxiv: 1201.1460 · arxiv_version: 1201.1460v1 · doi: 10.48550/arxiv.1201.1460 · pith_short_12: RY55QDWXHLU2 · pith_short_16: RY55QDWXHLU2RQH6 · pith_short_8: RY55QDWX

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/RY55QDWXHLU2RQH6NEV6UZHKXV \
  | 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: 8e3bd80ed73ae9a8c0fe692bea64eabd567e08e311eb429b73b631570ea79284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfe1669b629dde3021ffdedd40a94d89fb90d4bf81a4bd4bd8b0ea2fd30ad109",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-01-06T17:52:07Z",
    "title_canon_sha256": "39fadba2ef932e3d0cacec41874decb5a81632058fab24669e169c2f1f688f0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1460",
    "kind": "arxiv",
    "version": 1
  }
}