Pith Number

pith:GOY7QMST

pith:2025:GOY7QMSTPQQX7L6JUOGDLWTXKO

not attested not anchored not stored refs pending

Time-resolved second-order autocorrelation function of parametric downconversion

B. Brecht, D. B. Horoshko, F. So\'snicki, M. I. Kolobov, M. Karpi\'nski, M. Miko{\l}ajczyk, S. Srivastava

arxiv:2502.07691 v2 · 2025-02-11 · 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{GOY7QMSTPQQX7L6JUOGDLWTXKO}

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	2026-07-05T11:52:59.425683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33b1f832537c217fafc9a38c35da7753869b237086c623d43bce5f051f1b71a1

Aliases

arxiv: 2502.07691 · arxiv_version: 2502.07691v2 · doi: 10.48550/arxiv.2502.07691 · pith_short_12: GOY7QMSTPQQX · pith_short_16: GOY7QMSTPQQX7L6J · pith_short_8: GOY7QMST

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/GOY7QMSTPQQX7L6JUOGDLWTXKO \
  | 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: 33b1f832537c217fafc9a38c35da7753869b237086c623d43bce5f051f1b71a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b2d24d871c8a983c78b6e0a88cd7a17c477212313cc5d85732353e14a0ae810",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-11T16:44:52Z",
    "title_canon_sha256": "36a42bc195072da0bdc1ac3d9ac45a95fdf508d33014922dcbf97fe973558eb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07691",
    "kind": "arxiv",
    "version": 2
  }
}