Pith Number

pith:3GUAL53Y

pith:2020:3GUAL53YKGIODQJARIAZ5Y5DVD

not attested not anchored not stored refs pending

Phase resolved joint spectra tomography of a ring resonator photon pair source using a silicon photonic chip

Massimo Borghi

arxiv:2001.02901 v1 · 2020-01-09 · 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{3GUAL53YKGIODQJARIAZ5Y5DVD}

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	2026-07-05T00:56:42.211569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9a805f7785190e1c1208a019ee3a3a8fc51c5e179c8bb26fb7c0fd52ca95b7e

Aliases

arxiv: 2001.02901 · arxiv_version: 2001.02901v1 · doi: 10.48550/arxiv.2001.02901 · pith_short_12: 3GUAL53YKGIO · pith_short_16: 3GUAL53YKGIODQJA · pith_short_8: 3GUAL53Y

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/3GUAL53YKGIODQJARIAZ5Y5DVD \
  | 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: d9a805f7785190e1c1208a019ee3a3a8fc51c5e179c8bb26fb7c0fd52ca95b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "012144e89ca05cd61de896afcf3a3ea0a08684eaa83eb87f939034d68fa0fbae",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-01-09T09:41:58Z",
    "title_canon_sha256": "6460426a9fee475a8cd9d46b366708aba6ae9a25867ac8f185ae62f16bd7655d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02901",
    "kind": "arxiv",
    "version": 1
  }
}