Pith Number

pith:Z2EEDSAU

pith:2015:Z2EEDSAU7M5GUHKBARLPD67XV6

not attested not anchored not stored refs pending

Theory of Quantum Imaging with Undetected Photons

Anton Zeilinger, Gabriela Barreto Lemos, Mayukh Lahiri, Radek Lapkiewicz

arxiv:1504.00402 v1 · 2015-04-01 · 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{Z2EEDSAU7M5GUHKBARLPD67XV6}

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	2026-05-18T01:35:48.706660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce8841c814fb3a6a1d410456f1fbf7af87df173393236cd301f9d487e0ab5793

Aliases

arxiv: 1504.00402 · arxiv_version: 1504.00402v1 · doi: 10.48550/arxiv.1504.00402 · pith_short_12: Z2EEDSAU7M5G · pith_short_16: Z2EEDSAU7M5GUHKB · pith_short_8: Z2EEDSAU

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/Z2EEDSAU7M5GUHKBARLPD67XV6 \
  | 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: ce8841c814fb3a6a1d410456f1fbf7af87df173393236cd301f9d487e0ab5793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78aa3939ad347017fc0d6f754f806ee058d5b54c42f356d1136d06c0f4ec1a83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-01T22:00:21Z",
    "title_canon_sha256": "f41b1229d01cccc9b1066f55d6caeaa83ff25f882d39bce4d69fba8c297b1be6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00402",
    "kind": "arxiv",
    "version": 1
  }
}