Pith Number

pith:26UJJMWZ

pith:2021:26UJJMWZUGVLCMBOHFY542TPIG

not attested not anchored not stored refs pending

Characterising and Tailoring Spatial Correlations in Multi-Mode Parametric Downconversion

Mehul Malik, Natalia Herrera Valencia, Saroch Leedumrongwatthanakun, Vatshal Srivastav, Will McCutcheon

arxiv:2110.03462 v1 · 2021-10-07 · 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{26UJJMWZUGVLCMBOHFY542TPIG}

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	2026-07-05T06:41:43.346895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7a894b2d9a1aab1302e3971de6a6f41b8e985d1186c6417ed93ac6728f18027

Aliases

arxiv: 2110.03462 · arxiv_version: 2110.03462v1 · doi: 10.48550/arxiv.2110.03462 · pith_short_12: 26UJJMWZUGVL · pith_short_16: 26UJJMWZUGVLCMBO · pith_short_8: 26UJJMWZ

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/26UJJMWZUGVLCMBOHFY542TPIG \
  | 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: d7a894b2d9a1aab1302e3971de6a6f41b8e985d1186c6417ed93ac6728f18027

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c752509e948c1b3e5e69cb6cd5aaddc3e6dc26b4c1acfacc499d960f1f2c8253",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-10-07T13:40:28Z",
    "title_canon_sha256": "ef60e460d3558ca4390b2eef65b9d4fefbb0ce337db5bbf7d8cc2f0c296367e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.03462",
    "kind": "arxiv",
    "version": 1
  }
}