Pith Number

pith:FB57F367

pith:2010:FB57F367TIYSNMWOPDYRNWYAAO

not attested not anchored not stored refs pending

High-performance single-photon generation with commercial-grade optical fiber

Brian J. Smith, Christine Silberhorn, Christoph S\"oller, Ian A. Walmsley, Offir Cohen

arxiv:1012.1821 v2 · 2010-12-08 · 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{FB57F367TIYSNMWOPDYRNWYAAO}

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	2026-05-18T04:02:25.295701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

287bf2efdf9a3126b2ce78f116db0003bd18d6a2658f809d0c916fad73944dc8

Aliases

arxiv: 1012.1821 · arxiv_version: 1012.1821v2 · doi: 10.48550/arxiv.1012.1821 · pith_short_12: FB57F367TIYS · pith_short_16: FB57F367TIYSNMWO · pith_short_8: FB57F367

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/FB57F367TIYSNMWOPDYRNWYAAO \
  | 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: 287bf2efdf9a3126b2ce78f116db0003bd18d6a2658f809d0c916fad73944dc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5601e62c50a9d3e0a656bfa3662363295ffcc235bc567d14500ed628a606624e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-12-08T18:19:30Z",
    "title_canon_sha256": "1485ac31656d98c74561c976228c2a5bea7727ab3eeaed7987c3a413bc7f4458"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1821",
    "kind": "arxiv",
    "version": 2
  }
}