Pith Number

pith:6PWTTHFJ

pith:2012:6PWTTHFJ4DZ3NTTHG4KGXFDXL2

not attested not anchored not stored refs pending

New Perspective on the Reciprocity Theorem of Classical Electrodynamics

Din Ping Tsai, Masud Mansuripur

arxiv:1205.5894 v1 · 2012-05-26 · physics.optics · physics.class-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{6PWTTHFJ4DZ3NTTHG4KGXFDXL2}

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	2026-05-18T03:54:49.705814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3ed399ca9e0f3b6ce6737146b94775e9a8d54d3daf23fc60258d11f6a53f7f9

Aliases

arxiv: 1205.5894 · arxiv_version: 1205.5894v1 · doi: 10.48550/arxiv.1205.5894 · pith_short_12: 6PWTTHFJ4DZ3 · pith_short_16: 6PWTTHFJ4DZ3NTTH · pith_short_8: 6PWTTHFJ

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/6PWTTHFJ4DZ3NTTHG4KGXFDXL2 \
  | 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: f3ed399ca9e0f3b6ce6737146b94775e9a8d54d3daf23fc60258d11f6a53f7f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5816576b30c82ce9b826f1bccc39875c0edee648461c3d4237ff484dbbb62e3",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-05-26T16:44:36Z",
    "title_canon_sha256": "ced1aa205910964f6450350a8083533577b7b2338af5dccb55ad88f6cd84c66b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5894",
    "kind": "arxiv",
    "version": 1
  }
}