Pith Number

pith:QGLYXCNA

pith:2011:QGLYXCNAWEO5ELG6XQ2YSKJHGE

not attested not anchored not stored refs pending

Analysis of Laser & Detector Placement in MIMO Multimode Optical Fiber Systems

Kumar Appaiah, Sagi Zisman, Seth R. Bank, Sriram Vishwanath

arxiv:1110.0244 v2 · 2011-10-03 · physics.optics · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGLYXCNAWEO5ELG6XQ2YSKJHGE}

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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.

Receipt and verification

First computed	2026-05-18T04:11:40.430782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81978b89a0b11dd22cdebc358929273121ff36544bcda2df85a6d63a4b909ebd

Aliases

arxiv: 1110.0244 · arxiv_version: 1110.0244v2 · doi: 10.48550/arxiv.1110.0244 · pith_short_12: QGLYXCNAWEO5 · pith_short_16: QGLYXCNAWEO5ELG6 · pith_short_8: QGLYXCNA

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/QGLYXCNAWEO5ELG6XQ2YSKJHGE \
  | 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: 81978b89a0b11dd22cdebc358929273121ff36544bcda2df85a6d63a4b909ebd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff8d020ce627bd904be03be63773763093ae2700c9bca2d727600dd57f781cc9",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-10-03T00:21:24Z",
    "title_canon_sha256": "d16c15dc26c6546f3e227659369b39ec5235cdff45fefd12e108204ecb87d801"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0244",
    "kind": "arxiv",
    "version": 2
  }
}