Pith Number

pith:FYRLR4LT

pith:2017:FYRLR4LTVVBO53WAIHWJH43YVC

not attested not anchored not stored refs pending

Breaking Lorentz reciprocity with frequency conversion and delay

Andrew P. Higginbotham, Benjamin J. Chapman, Eric I. Rosenthal, Joseph Kerckhoff, K. W. Lehnert

arxiv:1705.09548 v2 · 2017-05-24 · physics.class-ph · physics.app-ph · physics.optics · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FYRLR4LTVVBO53WAIHWJH43YVC}

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	2026-05-18T00:31:19.358967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e22b8f173ad42eeeec041ec93f378a881232b846ef28e0d91c552c94c02ca32

Aliases

arxiv: 1705.09548 · arxiv_version: 1705.09548v2 · doi: 10.48550/arxiv.1705.09548 · pith_short_12: FYRLR4LTVVBO · pith_short_16: FYRLR4LTVVBO53WA · pith_short_8: FYRLR4LT

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/FYRLR4LTVVBO53WAIHWJH43YVC \
  | 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: 2e22b8f173ad42eeeec041ec93f378a881232b846ef28e0d91c552c94c02ca32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "119d72fef8bb41282e30632274c1bb2497805eeb2488d7e1c668447a00806568",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2017-05-24T21:46:05Z",
    "title_canon_sha256": "58b7fa89b9d64ad9e661ae3133ae665cd093fad175f0ff741f09d0bb2e3e22e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09548",
    "kind": "arxiv",
    "version": 2
  }
}