Pith Number

pith:E4XFGZER

pith:2019:E4XFGZERQLSTG3DL6Z6IVRBIYW

not attested not anchored not stored refs pending

Fast Sequence Segmentation using Log-Linear Models

Nikolaj Tatti

arxiv:1902.03285 v1 · 2019-02-08 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4XFGZERQLSTG3DL6Z6IVRBIYW}

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	2026-05-17T23:54:21.374346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

272e53649182e5336c6bf67c8ac428c5ab92df8f7552d60d5b55407c8a648c15

Aliases

arxiv: 1902.03285 · arxiv_version: 1902.03285v1 · doi: 10.48550/arxiv.1902.03285 · pith_short_12: E4XFGZERQLST · pith_short_16: E4XFGZERQLSTG3DL · pith_short_8: E4XFGZER

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/E4XFGZERQLSTG3DL6Z6IVRBIYW \
  | 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: 272e53649182e5336c6bf67c8ac428c5ab92df8f7552d60d5b55407c8a648c15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3816861c4c241a836736e9a779f0d51de90b447587f247aa9460d1a25dc57b46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-02-08T20:42:07Z",
    "title_canon_sha256": "64f00630bedb822636f028584cb67a96af0ff7940572016796c6ad470a475b85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03285",
    "kind": "arxiv",
    "version": 1
  }
}