Pith Number

pith:JX3HCWHZ

pith:2018:JX3HCWHZAKQTE45KGYHEBTSJBB

not attested not anchored not stored refs pending

Efficient Channel Model for Homogeneous Weakly Coupled Multicore Fiber

Deming Liu, Jiajun Zhou, Lin Gan, Ming Tang, Songnian Fu

arxiv:1811.07666 v1 · 2018-11-19 · 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{JX3HCWHZAKQTE45KGYHEBTSJBB}

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	2026-05-17T23:46:03.799396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4df67158f902a13273aa360e40ce49084d695677ac9aae1f32a509be8c7ea4f9

Aliases

arxiv: 1811.07666 · arxiv_version: 1811.07666v1 · doi: 10.48550/arxiv.1811.07666 · pith_short_12: JX3HCWHZAKQT · pith_short_16: JX3HCWHZAKQTE45K · pith_short_8: JX3HCWHZ

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/JX3HCWHZAKQTE45KGYHEBTSJBB \
  | 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: 4df67158f902a13273aa360e40ce49084d695677ac9aae1f32a509be8c7ea4f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0f86f691c288da5dadef4d2ec9ce821d657fe7628172083cf1e03c400202b94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-11-19T13:22:36Z",
    "title_canon_sha256": "5ab3e1cdf202698f71a73ce8b20b2a1a53e23c9231467bae27cc885ba51f4233"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07666",
    "kind": "arxiv",
    "version": 1
  }
}