Pith Number

pith:DWZPCBYL

pith:2015:DWZPCBYLW4XXPSX7SA2ZUPHVXQ

not attested not anchored not stored refs pending

Self-calibrating Fiber Spectrometer for the Measurement of Broadband Downconverted Photon Pairs

C. Corbari, E. Y. Zhu, L. Qian, P. G. Kazansky

arxiv:1505.01226 v1 · 2015-05-06 · 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{DWZPCBYLW4XXPSX7SA2ZUPHVXQ}

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	2026-05-18T02:16:50.182809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1db2f1070bb72f77caff90359a3cf5bc0dd5d167b75f7ffcf96c0a63912905ed

Aliases

arxiv: 1505.01226 · arxiv_version: 1505.01226v1 · doi: 10.48550/arxiv.1505.01226 · pith_short_12: DWZPCBYLW4XX · pith_short_16: DWZPCBYLW4XXPSX7 · pith_short_8: DWZPCBYL

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/DWZPCBYLW4XXPSX7SA2ZUPHVXQ \
  | 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: 1db2f1070bb72f77caff90359a3cf5bc0dd5d167b75f7ffcf96c0a63912905ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfa33e0ca9f16bb6ea2d8cb20123c680e79edf174adcd286b465ea33787aee20",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-06T00:06:12Z",
    "title_canon_sha256": "5ef5660f4df273749ad598168db4ba71bfed104fb0557fb23653071e3b13c73a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01226",
    "kind": "arxiv",
    "version": 1
  }
}