Pith Number

pith:VR3XGKPQ

pith:2015:VR3XGKPQVGVZCBMHSCFGA4Y5DX

not attested not anchored not stored refs pending

Perturbative Unidirectional Invisibility

Ali Mostafazadeh

arxiv:1507.02085 v1 · 2015-07-08 · quant-ph · 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{VR3XGKPQVGVZCBMHSCFGA4Y5DX}

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	2026-05-18T01:17:05.272719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac777329f0a9ab910587908a60731d1dde158899145e425a9106385ab71335a2

Aliases

arxiv: 1507.02085 · arxiv_version: 1507.02085v1 · doi: 10.48550/arxiv.1507.02085 · pith_short_12: VR3XGKPQVGVZ · pith_short_16: VR3XGKPQVGVZCBMH · pith_short_8: VR3XGKPQ

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/VR3XGKPQVGVZCBMHSCFGA4Y5DX \
  | 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: ac777329f0a9ab910587908a60731d1dde158899145e425a9106385ab71335a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c52416eb28c0e318acedc134dd3993230a803deb307d3f3e8b6d6bfe994c9dc",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-08T10:03:09Z",
    "title_canon_sha256": "e38ef4b0d05754a1d2dc9cb7b6164a5b4c8d27ba69d7b3815accdf793b0db405"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02085",
    "kind": "arxiv",
    "version": 1
  }
}