Pith Number

pith:HJ45XNMD

pith:2019:HJ45XNMDNHRORW6PVH6O2VLUE7

not attested not anchored not stored refs pending

Hyperentangled Time-bin and Polarization Quantum Key Distribution

Charles C. W. Lim, Joseph C. Chapman, Paul G. Kwiat

arxiv:1908.09018 v6 · 2019-08-23 · 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{HJ45XNMDNHRORW6PVH6O2VLUE7}

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	2026-07-05T05:10:33.370177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a79dbb58369e2e8dbcfa9fced557427c06f168d6e117916e06666d575cb66bd

Aliases

arxiv: 1908.09018 · arxiv_version: 1908.09018v6 · doi: 10.48550/arxiv.1908.09018 · pith_short_12: HJ45XNMDNHRO · pith_short_16: HJ45XNMDNHRORW6P · pith_short_8: HJ45XNMD

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/HJ45XNMDNHRORW6PVH6O2VLUE7 \
  | 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: 3a79dbb58369e2e8dbcfa9fced557427c06f168d6e117916e06666d575cb66bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c679226da090858e6b617f713d3d5b138909bbb576724c86d29f98f265c41169",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-23T19:57:39Z",
    "title_canon_sha256": "68b772d07c4737b4eb84ff460ca31f39bfbcf7f249a3a00ded0999b1fc72de89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09018",
    "kind": "arxiv",
    "version": 6
  }
}