Pith Number

pith:DU2SZMUV

pith:2011:DU2SZMUVK3SH36KNVIXW2F2EJU

not attested not anchored not stored refs pending

Birefringence induced polarization-independent and nearly all-angle transparency through a metallic film

Cheng-Wei Qiu, Dong-Liang Gao, Lei Gao

arxiv:1106.4422 v1 · 2011-06-22 · 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{DU2SZMUVK3SH36KNVIXW2F2EJU}

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	2026-05-18T02:01:32.071726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d352cb29556e47df94daa2f6d17444d2116c1daaa79a64c06c740c3e1226f3e

Aliases

arxiv: 1106.4422 · arxiv_version: 1106.4422v1 · doi: 10.48550/arxiv.1106.4422 · pith_short_12: DU2SZMUVK3SH · pith_short_16: DU2SZMUVK3SH36KN · pith_short_8: DU2SZMUV

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/DU2SZMUVK3SH36KNVIXW2F2EJU \
  | 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: 1d352cb29556e47df94daa2f6d17444d2116c1daaa79a64c06c740c3e1226f3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78697fd3147fbac094478317e15b9b6417febda9a3cfa09a3b9fa24b70e8ad5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-06-22T11:45:32Z",
    "title_canon_sha256": "22c8ce6b2951444c6a8bdfdb1619a2c18a76d6875b14b448747f9cecfa79c88d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.4422",
    "kind": "arxiv",
    "version": 1
  }
}