Pith Number

pith:7I4ZRN4B

pith:2018:7I4ZRN4B5IH2SJXFFPUNSCCVBX

not attested not anchored not stored refs pending

Polarization diversity phase modulator for measuring frequency-bin entanglement of a biphoton frequency comb in a depolarized channel

Andrew M. Weiner, Daniel E. Leaird, Michael Brodsky, Navin B. Lingaraju, Oscar E. Sandoval, Poolad Imany

arxiv:1812.03126 v1 · 2018-12-07 · 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{7I4ZRN4B5IH2SJXFFPUNSCCVBX}

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	2026-05-17T23:47:27.216250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa3998b781ea0fa926e52be8d908550de4613336e350f0069daa4368ada93a52

Aliases

arxiv: 1812.03126 · arxiv_version: 1812.03126v1 · doi: 10.48550/arxiv.1812.03126 · pith_short_12: 7I4ZRN4B5IH2 · pith_short_16: 7I4ZRN4B5IH2SJXF · pith_short_8: 7I4ZRN4B

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/7I4ZRN4B5IH2SJXFFPUNSCCVBX \
  | 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: fa3998b781ea0fa926e52be8d908550de4613336e350f0069daa4368ada93a52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c101658369f6808d827bfc287bb58e42364e060b3c2b7f8dafc73fff1f888354",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-12-07T17:39:16Z",
    "title_canon_sha256": "8be380f895379047f9e4845d3e77b5b3a3e69909efeab62ae23428a67e4ec591"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03126",
    "kind": "arxiv",
    "version": 1
  }
}