Pith Number

pith:WH7X4O5W

pith:2015:WH7X4O5WDVTQ3VBSRDDNPOQYV3

not attested not anchored not stored refs pending

Discriminative Switching Linear Dynamical Systems applied to Physiological Condition Monitoring

Christopher K. I. Williams, Konstantinos Georgatzis

arxiv:1504.06494 v1 · 2015-04-24 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WH7X4O5WDVTQ3VBSRDDNPOQYV3}

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	2026-05-18T02:17:53.476902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ff7e3bb61d670dd43288c6d7ba18aef951021d489f2ffa1e87b06a54bcdad8

Aliases

arxiv: 1504.06494 · arxiv_version: 1504.06494v1 · doi: 10.48550/arxiv.1504.06494 · pith_short_12: WH7X4O5WDVTQ · pith_short_16: WH7X4O5WDVTQ3VBS · pith_short_8: WH7X4O5W

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/WH7X4O5WDVTQ3VBSRDDNPOQYV3 \
  | 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: b1ff7e3bb61d670dd43288c6d7ba18aef951021d489f2ffa1e87b06a54bcdad8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37fb2e2d5a902048c8f21ab5c65ef17da9a29f30d859665409a5ccd5ec6a8530",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-04-24T13:23:40Z",
    "title_canon_sha256": "c77065891be8b712c928f95e38e2ac96a203386720f86ad4a79e0b71dc4698c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06494",
    "kind": "arxiv",
    "version": 1
  }
}