Pith Number

pith:PP6YYRH4

pith:2018:PP6YYRH47YHXCBOMLA6IS6R4AF

not attested not anchored not stored refs pending

A Primary Radiation Standard Based on Quantum Nonlinear Optics

Enno Giese, Maria V. Chekhova, Robert Fickler, Robert W. Boyd, Samuel Lemieux

arxiv:1808.05106 v1 · 2018-08-15 · 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{PP6YYRH47YHXCBOMLA6IS6R4AF}

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	2026-05-17T23:42:30.010825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bfd8c44fcfe0f7105cc583c897a3c015251cba55d663ad9e35e1eb62f9bab5e

Aliases

arxiv: 1808.05106 · arxiv_version: 1808.05106v1 · doi: 10.48550/arxiv.1808.05106 · pith_short_12: PP6YYRH47YHX · pith_short_16: PP6YYRH47YHXCBOM · pith_short_8: PP6YYRH4

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/PP6YYRH47YHXCBOMLA6IS6R4AF \
  | 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: 7bfd8c44fcfe0f7105cc583c897a3c015251cba55d663ad9e35e1eb62f9bab5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7305fe51616218476fc5079dfa1c0f8569eb2e86e6c6ced70bf8bfb04580a7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-15T14:51:45Z",
    "title_canon_sha256": "df73d0b82c0994faf9b244a158fe1a3f6f53b027b6bbbcd76a78536de4ef5902"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05106",
    "kind": "arxiv",
    "version": 1
  }
}