Pith Number

pith:I27OROKR

pith:2024:I27OROKRURQHUCOZV2TUFCMMK5

not attested not anchored not stored refs pending

Gain-induced group delay in spontaneous parametric down-conversion

Ben Sussman, Duncan England, Fr\'ed\'eric Bouchard, Guillaume Thekkadath, Martin Houde, Nicol\'as Quesada, Philip Bustard

arxiv:2405.07909 v2 · 2024-05-13 · 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{I27OROKRURQHUCOZV2TUFCMMK5}

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	2026-07-05T09:39:54.651491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46bee8b951a4607a09d9aea742898c576b62b58d2ac98c1119076bee959e7f53

Aliases

arxiv: 2405.07909 · arxiv_version: 2405.07909v2 · doi: 10.48550/arxiv.2405.07909 · pith_short_12: I27OROKRURQH · pith_short_16: I27OROKRURQHUCOZ · pith_short_8: I27OROKR

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/I27OROKRURQHUCOZV2TUFCMMK5 \
  | 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: 46bee8b951a4607a09d9aea742898c576b62b58d2ac98c1119076bee959e7f53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4644ddcb922fa045fc5518e183d6c5c1151978ed726f4b843f4098e99b08ae7e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-05-13T16:42:19Z",
    "title_canon_sha256": "0d52528a7bb38b80238a4fe2389635eb779b4242a950bdd97e73ca37edb41b35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.07909",
    "kind": "arxiv",
    "version": 2
  }
}