Pith Number

pith:E63ZZJNR

pith:2013:E63ZZJNRQMZAVBAZQBOZB6SSFP

not attested not anchored not stored refs pending

Perfect Impedance-Matched Isolators and Unidirectional Absorbers

(2) Air Force Research Laboratory, F. M. Ellis (1), H. Ramezani (1), I. Vitebskiy (2), J. M. Lee (1), Middletown, T. Kottos (1) ((1) Department of Physics, V. Kovanis (2), Wesleyan University, Wright Patterson AFB), Z. Lin (1)

arxiv:1303.0774 v2 · 2013-03-04 · physics.optics · cond-mat.dis-nn · cond-mat.other

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E63ZZJNRQMZAVBAZQBOZB6SSFP}

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	2026-05-18T03:31:53.670597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27b79ca5b183320a8419805d90fa522bef6ef1b4065d571c6ec1c558ec20cdf2

Aliases

arxiv: 1303.0774 · arxiv_version: 1303.0774v2 · doi: 10.48550/arxiv.1303.0774 · pith_short_12: E63ZZJNRQMZA · pith_short_16: E63ZZJNRQMZAVBAZ · pith_short_8: E63ZZJNR

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/E63ZZJNRQMZAVBAZQBOZB6SSFP \
  | 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: 27b79ca5b183320a8419805d90fa522bef6ef1b4065d571c6ec1c558ec20cdf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6207faa15861f02fde9f1cf4e999e7067cd6222c9bd888942f80dcf684674f11",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-03-04T18:25:40Z",
    "title_canon_sha256": "1796da97b8ca273794cbd31468fefa94cc3f75235191fdb74fc8e964a178a3bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0774",
    "kind": "arxiv",
    "version": 2
  }
}