Pith Number

pith:4M7WXIR4

pith:2016:4M7WXIR4FNN4I7PNT5MV22GC6H

not attested not anchored not stored refs pending

Purification of a single photon nonlinearity

A. Gossard, D. Bouwmeester, H. Snijders, J. A. Frey, J. E. Bowers, J. Norman, M. P. Bakker, M. P. van Exter, W. L\"offler

arxiv:1604.00479 v1 · 2016-04-02 · 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{4M7WXIR4FNN4I7PNT5MV22GC6H}

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	2026-05-18T01:06:28.730943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e33f6ba23c2b5bc47ded9f595d68c2f1fa11195a3f06bc5b855aa9f44e75d831

Aliases

arxiv: 1604.00479 · arxiv_version: 1604.00479v1 · doi: 10.48550/arxiv.1604.00479 · pith_short_12: 4M7WXIR4FNN4 · pith_short_16: 4M7WXIR4FNN4I7PN · pith_short_8: 4M7WXIR4

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/4M7WXIR4FNN4I7PNT5MV22GC6H \
  | 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: e33f6ba23c2b5bc47ded9f595d68c2f1fa11195a3f06bc5b855aa9f44e75d831

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "034f64071fc43ad63ec4ca2ccffc318664a6c3d531fb3a68ffbed873bf4c6d72",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-04-02T09:05:27Z",
    "title_canon_sha256": "202f15367799848b86d9eb8682fcdc637f2b7a3fbedd45533500f7a8c734c862"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.00479",
    "kind": "arxiv",
    "version": 1
  }
}