Pith Number

pith:NUDXEQRQ

pith:2018:NUDXEQRQVH6ILET6MTMDVEG46O

not attested not anchored not stored refs pending

Quantum Backscatter Communication: A New Paradigm

Hany Khalifa, Jari Lietz\'en, Kalle Ruttik, Riku J\"antti, Roberto Di Candia, Ruifeng Duan

arxiv:1804.04185 v1 · 2018-04-06 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NUDXEQRQVH6ILET6MTMDVEG46O}

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	2026-05-18T00:18:40.535347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d07724230a9fc85927e64d83a90dcf3bc000ef9dc0232188c92bbcf158c30c2

Aliases

arxiv: 1804.04185 · arxiv_version: 1804.04185v1 · doi: 10.48550/arxiv.1804.04185 · pith_short_12: NUDXEQRQVH6I · pith_short_16: NUDXEQRQVH6ILET6 · pith_short_8: NUDXEQRQ

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/NUDXEQRQVH6ILET6MTMDVEG46O \
  | 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: 6d07724230a9fc85927e64d83a90dcf3bc000ef9dc0232188c92bbcf158c30c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "445790b24c6eedcfee3a8f09e3b7bb23d8b7e92982b512b9541cc67de5ca8cf1",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-06T12:24:25Z",
    "title_canon_sha256": "19b9a13f52248803eee84a72ce714466deb72cc9c243d43b7150c0d5c2c37976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04185",
    "kind": "arxiv",
    "version": 1
  }
}