Pith Number

pith:STQY7NQ5

pith:2016:STQY7NQ5KX3U6YH2FKGMSAHPZN

not attested not anchored not stored refs pending

Full two-photon downconversion of just a single photon

D. Zueco, E. S\'anchez-Burillo, J.J. Garc\'ia-Ripoll, L. Mart\'in-Moreno

arxiv:1602.05603 v2 · 2016-02-17 · quant-ph · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{STQY7NQ5KX3U6YH2FKGMSAHPZN}

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	2026-05-18T00:59:25.905786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94e18fb61d55f74f60fa2a8cc900efcb45a9d2740a76da500a82d54124e3813c

Aliases

arxiv: 1602.05603 · arxiv_version: 1602.05603v2 · doi: 10.48550/arxiv.1602.05603 · pith_short_12: STQY7NQ5KX3U · pith_short_16: STQY7NQ5KX3U6YH2 · pith_short_8: STQY7NQ5

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/STQY7NQ5KX3U6YH2FKGMSAHPZN \
  | 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: 94e18fb61d55f74f60fa2a8cc900efcb45a9d2740a76da500a82d54124e3813c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "076eb8fa586fddda5e188d9a5e5913067711cc954bf2af71c4372334bf665c50",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-02-17T21:38:51Z",
    "title_canon_sha256": "50028c84229c41229c9eab97b347261b68ee5f65bbbbb29f01583ebf6d48e235"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05603",
    "kind": "arxiv",
    "version": 2
  }
}