Pith Number

pith:UJNPCGBJ

pith:2025:UJNPCGBJGWQUG7C56DD4LXAMTH

not attested not anchored not stored refs pending

A single chip 1.024 Tb/s silicon photonics PAM4 receiver

Alexander J. Geers, Ali Pirmoradi, Firooz Aflatouni, Han Hao, Kaisarbek Omirzakhov

arxiv:2507.12452 v1 · 2025-07-16 · physics.optics · cs.SY · eess.SY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJNPCGBJGWQUG7C56DD4LXAMTH}

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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.

Cited by

1 paper in Pith

Photonic-Crystal Microresonator Frequency Combs in the O-band

Receipt and verification

First computed	2026-07-05T11:38:20.488952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a25af1182935a1437c5df0c7c5dc0c99e44dbdf1d00c974bd1ca62334b6b2e49

Aliases

arxiv: 2507.12452 · arxiv_version: 2507.12452v1 · doi: 10.48550/arxiv.2507.12452 · pith_short_12: UJNPCGBJGWQU · pith_short_16: UJNPCGBJGWQUG7C5 · pith_short_8: UJNPCGBJ

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/UJNPCGBJGWQUG7C56DD4LXAMTH \
  | 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: a25af1182935a1437c5df0c7c5dc0c99e44dbdf1d00c974bd1ca62334b6b2e49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6d0a776f054d5bef80da392b81c0bff157a1b4257a62c5589be7b53cf40d522",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-07-16T17:52:14Z",
    "title_canon_sha256": "946cfffabf8d22c439dad6f09f2d015684fd5a64f38090183feef9a24ed44160"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12452",
    "kind": "arxiv",
    "version": 1
  }
}