Pith Number

pith:HFUDRPVR

pith:2010:HFUDRPVRTFY2WNUTCTPYEBBDCI

not attested not anchored not stored refs pending

Evanescent Gain in "Trapped Rainbow" Negative Refractive Index Heterostructures

Edmund I. Kirby, Joachim M. Hamm, Kosmas L. Tsakmakidis, Ortwin Hess, Tim Pickering

arxiv:1010.5468 v1 · 2010-10-26 · cond-mat.mtrl-sci · physics.comp-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{HFUDRPVRTFY2WNUTCTPYEBBDCI}

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	2026-05-18T02:04:58.156932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

396838beb19971ab369314df820423121792be1e95166354be5e542cd353c910

Aliases

arxiv: 1010.5468 · arxiv_version: 1010.5468v1 · doi: 10.48550/arxiv.1010.5468 · pith_short_12: HFUDRPVRTFY2 · pith_short_16: HFUDRPVRTFY2WNUT · pith_short_8: HFUDRPVR

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/HFUDRPVRTFY2WNUTCTPYEBBDCI \
  | 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: 396838beb19971ab369314df820423121792be1e95166354be5e542cd353c910

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fe619d972e83c9778a0ef2532383acb43810d478ea2c6762985c3cbda2cd67e",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2010-10-26T17:24:58Z",
    "title_canon_sha256": "c61a068ffa6636f3bfed40abf3590ae402577e7c447d9acc85f0533365f1cab8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.5468",
    "kind": "arxiv",
    "version": 1
  }
}