Pith Number

pith:7RWIWIGX

pith:2012:7RWIWIGXPLRG7R7QIW4MBPDSJO

not attested not anchored not stored refs pending

Exact Model for Mode-Dependent Gains and Losses in Multimode Fiber

Keang-Po Ho

arxiv:1204.0599 v1 · 2012-04-03 · physics.optics · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RWIWIGXPLRG7R7QIW4MBPDSJO}

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	2026-05-18T03:36:36.925185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc6c8b20d77ae26fc7f045b8c0bc724b8a380989e31fd237e7de4ecc6e83fef5

Aliases

arxiv: 1204.0599 · arxiv_version: 1204.0599v1 · doi: 10.48550/arxiv.1204.0599 · pith_short_12: 7RWIWIGXPLRG · pith_short_16: 7RWIWIGXPLRG7R7Q · pith_short_8: 7RWIWIGX

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/7RWIWIGXPLRG7R7QIW4MBPDSJO \
  | 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: fc6c8b20d77ae26fc7f045b8c0bc724b8a380989e31fd237e7de4ecc6e83fef5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "513722f78ef4c9116d16d874b47871edddcdf774286e434c4f340178e3f92a09",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-04-03T05:23:15Z",
    "title_canon_sha256": "f8bb619e518f1cc3ca6ea0fce730d24934c9718ae7a08946f67b02f2724c85a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0599",
    "kind": "arxiv",
    "version": 1
  }
}