Pith Number

pith:PTFYQ2AI

pith:2021:PTFYQ2AIRSADYFLEQJ2JH4XMWU

not attested not anchored not stored refs pending

Efficient Construction of Quantum Physical Unclonable Functions with Unitary t-designs

Elham Kashefi, Niraj Kumar, Rawad Mezher

arxiv:2101.05692 v1 · 2021-01-14 · 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{PTFYQ2AIRSADYFLEQJ2JH4XMWU}

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.

Cited by

1 paper in Pith

Authentication in Quantum Networks

Receipt and verification

First computed	2026-07-05T02:06:58.554656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ccb8868088c803c1564827493f2ecb51985696a1ef29cebfab71506b5cfb6c2

Aliases

arxiv: 2101.05692 · arxiv_version: 2101.05692v1 · doi: 10.48550/arxiv.2101.05692 · pith_short_12: PTFYQ2AIRSAD · pith_short_16: PTFYQ2AIRSADYFLE · pith_short_8: PTFYQ2AI

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/PTFYQ2AIRSADYFLEQJ2JH4XMWU \
  | 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: 7ccb8868088c803c1564827493f2ecb51985696a1ef29cebfab71506b5cfb6c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccdbb1379f3d66a7a5e39806628a6bf52033175694b19cce5ef83007221a89f5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-01-14T16:14:03Z",
    "title_canon_sha256": "572f03d2e15e79627e09a03126a159119990342d3870ccebbac65ac5f043faf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05692",
    "kind": "arxiv",
    "version": 1
  }
}