Pith Number

pith:OHYEQGST

pith:2021:OHYEQGST3PUMMZTLHJGWCRPB5T

not attested not anchored not stored refs pending

Ray-tracing with quantum correlated photons to image a 3D scene

Antony Orth, Benjamin Sussman, Duncan England, Yingwen Zhang

arxiv:2107.13095 v2 · 2021-07-27 · 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{OHYEQGST3PUMMZTLHJGWCRPB5T}

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	2026-07-05T03:45:09.904312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71f0481a53dbe8c6666b3a4d6145e1ecee7941483fc2a3b7b1556fa823fc7e51

Aliases

arxiv: 2107.13095 · arxiv_version: 2107.13095v2 · doi: 10.48550/arxiv.2107.13095 · pith_short_12: OHYEQGST3PUM · pith_short_16: OHYEQGST3PUMMZTL · pith_short_8: OHYEQGST

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/OHYEQGST3PUMMZTLHJGWCRPB5T \
  | 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: 71f0481a53dbe8c6666b3a4d6145e1ecee7941483fc2a3b7b1556fa823fc7e51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78557b3f652a6ebbf6e1ed958ff9b4c670d2f2587932e138053186cf30731b6b",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-07-27T22:30:42Z",
    "title_canon_sha256": "e2310970b8f0be596f73cac852efe7fac72651f705af44e4e5cec8b2b316f0db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13095",
    "kind": "arxiv",
    "version": 2
  }
}