Pith Number

pith:RPWUWSY7

pith:2014:RPWUWSY7FZKSXJSXZGY4DOL4U4

not attested not anchored not stored refs pending

Oppositely Directional Coupler: Example of the Forward Backward Waves Interaction in the Metamaterials

A.I. Maimistov, E.V. Kazantseva

arxiv:1409.7834 v1 · 2014-09-27 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RPWUWSY7FZKSXJSXZGY4DOL4U4}

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	2026-05-18T02:41:40.437936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bed4b4b1f2e552ba657c9b1c1b97ca7208c816eaa643a6d538bc4166c4534c1

Aliases

arxiv: 1409.7834 · arxiv_version: 1409.7834v1 · doi: 10.48550/arxiv.1409.7834 · pith_short_12: RPWUWSY7FZKS · pith_short_16: RPWUWSY7FZKSXJSX · pith_short_8: RPWUWSY7

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/RPWUWSY7FZKSXJSXZGY4DOL4U4 \
  | 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: 8bed4b4b1f2e552ba657c9b1c1b97ca7208c816eaa643a6d538bc4166c4534c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e52ca35a664b51298734810356bd9664716ac3e928e85ef9ac5807f0b14ff8a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2014-09-27T20:06:54Z",
    "title_canon_sha256": "4f50af5c3b0eeaa8e8991382f085feb288723ad8db6e5281da901e611c84ae8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7834",
    "kind": "arxiv",
    "version": 1
  }
}