Pith Number

pith:IGGA6E33

pith:2009:IGGA6E335QHKHUUS7OARWBSQ2W

not attested not anchored not stored refs pending

Phase-change chalcogenide glass metamaterial

C. C. Huang, D. W. Hewak, E. di Fabrizio, F. De Angelis, K. F. MacDonald, K. Knight, N. I. Zheludev, Z. L. Samson

arxiv:0912.4288 v1 · 2009-12-21 · 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{IGGA6E335QHKHUUS7OARWBSQ2W}

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	2026-05-18T04:41:34.929401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

418c0f137bec0ea3d292fb811b0650d5859dda2b7622a39cc3bfa0e6877a9362

Aliases

arxiv: 0912.4288 · arxiv_version: 0912.4288v1 · doi: 10.48550/arxiv.0912.4288 · pith_short_12: IGGA6E335QHK · pith_short_16: IGGA6E335QHKHUUS · pith_short_8: IGGA6E33

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/IGGA6E335QHKHUUS7OARWBSQ2W \
  | 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: 418c0f137bec0ea3d292fb811b0650d5859dda2b7622a39cc3bfa0e6877a9362

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb8aea23bace47b5f2489fc76fa4b403d9fb2c8276df500bea0228acfcdc701d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-12-21T23:13:18Z",
    "title_canon_sha256": "e45f8e371cf1c2b838d05afa65346899be41729e50c1a4fe73d3eb969c3bd04f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4288",
    "kind": "arxiv",
    "version": 1
  }
}