Pith Number

pith:4D3AUP2G

pith:2022:4D3AUP2GEGP27LLBAU6MFUZTSW

not attested not anchored not stored refs pending

Interaction-free, single-pixel quantum imaging with undetected photons

Hong Liang, Lijian Zhang, Shining Zhu, Xiao-song Ma, Xiaze Xu, Yiquan Yang

arxiv:2212.06531 v1 · 2022-12-13 · 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{4D3AUP2GEGP27LLBAU6MFUZTSW}

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.

Cited by

1 paper in Pith

Interaction-free measurement of multiple objects using a universal integrated photonic processor

Receipt and verification

First computed	2026-07-05T05:33:21.740552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0f60a3f46219fafad61053cc2d333958908d52368abe05d3c2b3e9f5b4f50ee

Aliases

arxiv: 2212.06531 · arxiv_version: 2212.06531v1 · doi: 10.48550/arxiv.2212.06531 · pith_short_12: 4D3AUP2GEGP2 · pith_short_16: 4D3AUP2GEGP27LLB · pith_short_8: 4D3AUP2G

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/4D3AUP2GEGP27LLBAU6MFUZTSW \
  | 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: e0f60a3f46219fafad61053cc2d333958908d52368abe05d3c2b3e9f5b4f50ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09b30c3d28f303cc1c27d3bd3bb9fedad9bb4342d3f9d70f46c8b3e3f42905ad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-12-13T12:32:50Z",
    "title_canon_sha256": "b636cf4f99a420205505e6b29361e392a54d320e645c166741468f602e196225"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.06531",
    "kind": "arxiv",
    "version": 1
  }
}