Pith Number

pith:PKRQFRQL

pith:2015:PKRQFRQLIRYR4EX6LOORB4QM7M

not attested not anchored not stored refs pending

Experimental demonstration of a quantum router

C. Zu, J.-J. Ma, L.-M. Duan, P.-Y. Hou, X. X. Yuan, X.-Y. Chang

arxiv:1508.01587 v1 · 2015-08-07 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKRQFRQLIRYR4EX6LOORB4QM7M}

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	2026-05-18T01:35:39.314824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aa302c60b44711e12fe5b9d10f20cfb0b0fce3bc5593139eb64a6466af709ee

Aliases

arxiv: 1508.01587 · arxiv_version: 1508.01587v1 · doi: 10.48550/arxiv.1508.01587 · pith_short_12: PKRQFRQLIRYR · pith_short_16: PKRQFRQLIRYR4EX6 · pith_short_8: PKRQFRQL

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/PKRQFRQLIRYR4EX6LOORB4QM7M \
  | 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: 7aa302c60b44711e12fe5b9d10f20cfb0b0fce3bc5593139eb64a6466af709ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f5890b434e3285ac4a8440d2f1028ee93385f4e35c2cc0ecab510375d6ab30",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-08-07T02:17:19Z",
    "title_canon_sha256": "66386cd4cbec4969f83254ba9558d7855a2ebb9f8470ac439ac876f915988376"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01587",
    "kind": "arxiv",
    "version": 1
  }
}