Pith Number

pith:WXCX3YXP

pith:2015:WXCX3YXPOKYZI6YM3WVVSYBA2P

not attested not anchored not stored refs pending

Gaussian mixture model for event recognition in optical time-domain reflectometry based sensing systems

Aleksey Fedorov, Alexey Pnev, Andrey Zhirnov, Dmitry Namiot, Evgeniy Nesterov, Konstantin Stepanov, Maxim Anufriev, Valery Karasik

arxiv:1509.05998 v2 · 2015-09-20 · physics.optics · physics.data-an · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WXCX3YXPOKYZI6YM3WVVSYBA2P}

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	2026-05-18T01:18:52.479041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5c57de2ef72b1947b0cddab596020d3f1bca56f986ecffc3c4f25709b8fec92

Aliases

arxiv: 1509.05998 · arxiv_version: 1509.05998v2 · doi: 10.48550/arxiv.1509.05998 · pith_short_12: WXCX3YXPOKYZ · pith_short_16: WXCX3YXPOKYZI6YM · pith_short_8: WXCX3YXP

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/WXCX3YXPOKYZI6YM3WVVSYBA2P \
  | 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: b5c57de2ef72b1947b0cddab596020d3f1bca56f986ecffc3c4f25709b8fec92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4a578c3da29275cdb240fa0a6f4ef2a76bbd7ebc689460cd55b45daac2984b9",
    "cross_cats_sorted": [
      "physics.data-an",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-09-20T11:12:59Z",
    "title_canon_sha256": "77ae26044184435f32ad291d289dd8dc9010416e32add9c1db5a3bc9e0c92066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05998",
    "kind": "arxiv",
    "version": 2
  }
}