Pith Number

pith:RPQF3AWA

pith:2019:RPQF3AWAMJHNF3FUU2I467BZRG

not attested not anchored not stored refs pending

Electromagnetic surface waves guided by the planar interface of isotropic chiral materials

Maimoona Naheed (Quaid-i-Azam University), Muhammad Faryad (Lahore University of Management Sciences), Tom G. Mackay (University of Edinburgh)

arxiv:1901.05720 v1 · 2019-01-17 · 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{RPQF3AWAMJHNF3FUU2I467BZRG}

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	2026-05-17T23:48:22.031459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8be05d82c0624ed2ecb4a691cf7c3989b0023b38f2a95a3b4d2004cb20791416

Aliases

arxiv: 1901.05720 · arxiv_version: 1901.05720v1 · doi: 10.48550/arxiv.1901.05720 · pith_short_12: RPQF3AWAMJHN · pith_short_16: RPQF3AWAMJHNF3FU · pith_short_8: RPQF3AWA

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/RPQF3AWAMJHNF3FUU2I467BZRG \
  | 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: 8be05d82c0624ed2ecb4a691cf7c3989b0023b38f2a95a3b4d2004cb20791416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37d88ab63fd749b05e9ddc8a0ac6d55fe5382534d197b1c5795a358945fe0001",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-01-17T10:35:40Z",
    "title_canon_sha256": "028a991df9f46b712754628d564b0ce2dbe0030539b4099e0d030c0d91a71373"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05720",
    "kind": "arxiv",
    "version": 1
  }
}