Pith Number

pith:BYN734QC

pith:2017:BYN734QCS2K5545ONIXR7AEBOI

not attested not anchored not stored refs pending

The effects of filtering on the purity of heralded single photons from parametric sources

Daniel R. Blay, L. G. Helt, M. J. Steel

arxiv:1705.10953 v2 · 2017-05-31 · 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{BYN734QCS2K5545ONIXR7AEBOI}

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	2026-05-18T00:29:51.599608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e1bfdf2029695def3ae6a2f1f80817205981bf4c2e8475f786b272dfc2a20e9

Aliases

arxiv: 1705.10953 · arxiv_version: 1705.10953v2 · doi: 10.48550/arxiv.1705.10953 · pith_short_12: BYN734QCS2K5 · pith_short_16: BYN734QCS2K5545O · pith_short_8: BYN734QC

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/BYN734QCS2K5545ONIXR7AEBOI \
  | 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: 0e1bfdf2029695def3ae6a2f1f80817205981bf4c2e8475f786b272dfc2a20e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f63dae7c29ec453183a26f5a61a87049a354779bbce9134bc8980038c4d6b347",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-05-31T06:36:01Z",
    "title_canon_sha256": "2953b90f3051003b8c06f7c5ffe850d7f0040e281f2b36a9079095f420b32b54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10953",
    "kind": "arxiv",
    "version": 2
  }
}