Pith Number

pith:3KMN5JNI

pith:2013:3KMN5JNILNVFPY53WNR6IK6OZA

not attested not anchored not stored refs pending

Quantum Key Distribution with Qubit Pairs

JMI, Mohd Asad Siddiqui, New Delhi), Tabish Qureshi (Centre for Theoretical Physics

arxiv:1301.5014 v2 · 2013-01-18 · 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{3KMN5JNILNVFPY53WNR6IK6OZA}

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	2026-05-18T02:17:24.761720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da98dea5a85b6a57e3bbb363e42bcec83f2c1b1e6a7eb89f471fd29e3cd1c020

Aliases

arxiv: 1301.5014 · arxiv_version: 1301.5014v2 · doi: 10.48550/arxiv.1301.5014 · pith_short_12: 3KMN5JNILNVF · pith_short_16: 3KMN5JNILNVFPY53 · pith_short_8: 3KMN5JNI

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/3KMN5JNILNVFPY53WNR6IK6OZA \
  | 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: da98dea5a85b6a57e3bbb363e42bcec83f2c1b1e6a7eb89f471fd29e3cd1c020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ecfa49652df41924442e42a11b346a3854325f54bb372a5ac5a5b47e22b691d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-01-18T03:08:40Z",
    "title_canon_sha256": "619c9bbef6a93bd9826e409d8732298c3c488eb65ad0460ed42541830ac15d83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5014",
    "kind": "arxiv",
    "version": 2
  }
}