Pith Number

pith:AXFYYYVE

pith:2018:AXFYYYVENIYEEYI6GUHKFKKTWF

not attested not anchored not stored refs pending

Tuning quantum channels to maximize polarization entanglement for telecom photon pairs

Brian T. Kirby, Daniel E. Jones, Michael Brodsky

arxiv:1811.02607 v1 · 2018-11-06 · 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{AXFYYYVENIYEEYI6GUHKFKKTWF}

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	2026-05-18T00:01:21.262542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05cb8c62a46a3042611e350ea2a953b14fa467d3c6a9839c31a789bb850cd98d

Aliases

arxiv: 1811.02607 · arxiv_version: 1811.02607v1 · doi: 10.48550/arxiv.1811.02607 · pith_short_12: AXFYYYVENIYE · pith_short_16: AXFYYYVENIYEEYI6 · pith_short_8: AXFYYYVE

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/AXFYYYVENIYEEYI6GUHKFKKTWF \
  | 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: 05cb8c62a46a3042611e350ea2a953b14fa467d3c6a9839c31a789bb850cd98d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ba40d4eb9710e3c14814049a4508e868db97a787e324445dc9547c0691a22e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-11-06T19:39:20Z",
    "title_canon_sha256": "cb1579301c1630de0dd64f6954d651b7f4cd919fa82bb335901eb122f6f2e706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02607",
    "kind": "arxiv",
    "version": 1
  }
}