Pith Number

pith:RZKWKXBZ

pith:2013:RZKWKXBZYHZIGSPSVYUFMFVPCX

not attested not anchored not stored refs pending

Multi-photon absorption limits to heralded single photon sources

Alex S. Clark, Alfredo De Rossi, Benjamin J. Eggleton, Chad A. Husko, Chunle Xiong, Gaelle Lehoucq, Isabella H. Rey, Matthew J. Collins, Sylvain Combrie, Thomas F. Krauss

arxiv:1307.4498 v1 · 2013-07-17 · 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{RZKWKXBZYHZIGSPSVYUFMFVPCX}

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	2026-05-18T00:56:51.669180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e55655c39c1f28349f2ae285616af15eaeef2eb235908286555a4de73d8c73d

Aliases

arxiv: 1307.4498 · arxiv_version: 1307.4498v1 · doi: 10.48550/arxiv.1307.4498 · pith_short_12: RZKWKXBZYHZI · pith_short_16: RZKWKXBZYHZIGSPS · pith_short_8: RZKWKXBZ

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/RZKWKXBZYHZIGSPSVYUFMFVPCX \
  | 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: 8e55655c39c1f28349f2ae285616af15eaeef2eb235908286555a4de73d8c73d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f55592ea1f5f401e2e5a8b9ea78548caf491e227bb863e7954c6e4812e102ca2",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-07-17T04:01:03Z",
    "title_canon_sha256": "fac517c55aa67e02c30a0a9e2388914776f2f1d6c4659c4944806de35d841829"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4498",
    "kind": "arxiv",
    "version": 1
  }
}