Pith Number

pith:BHXWGUVH

pith:2012:BHXWGUVHYBPDISU6CC6R5SLZZY

not attested not anchored not stored refs pending

A silicon-chip source of bright photon-pair comb

Jidong Zhang, Oskar Painter, Qiang Lin, Wei C. Jiang, Xiyuan Lu

arxiv:1210.4455 v1 · 2012-10-16 · physics.optics · 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{BHXWGUVHYBPDISU6CC6R5SLZZY}

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	2026-05-18T03:43:05.881843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09ef6352a7c05e344a9e10bd1ec979ce327feaa8f6e7d802139685403d18119d

Aliases

arxiv: 1210.4455 · arxiv_version: 1210.4455v1 · doi: 10.48550/arxiv.1210.4455 · pith_short_12: BHXWGUVHYBPD · pith_short_16: BHXWGUVHYBPDISU6 · pith_short_8: BHXWGUVH

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/BHXWGUVHYBPDISU6CC6R5SLZZY \
  | 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: 09ef6352a7c05e344a9e10bd1ec979ce327feaa8f6e7d802139685403d18119d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7be86ecf30a8055a03e48b50c679d32c09acc89df6a67823575ab558b072b6bc",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-10-16T15:38:21Z",
    "title_canon_sha256": "91fc8a6a6e7aa9c6da6453065efdb9d07230c70d4bfbf6128919a96bf898cb54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4455",
    "kind": "arxiv",
    "version": 1
  }
}