Pith Number

pith:IX2UQLIP

pith:2018:IX2UQLIP3WD7A44XWTDRP7TAGF

not attested not anchored not stored refs pending

Machine Learning Based Obstacle Detection for Automatic Train Pairing

Hans D. Schotten, Jacob Kochems, Raja Sattiraju

arxiv:1811.12228 v1 · 2018-11-29 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IX2UQLIP3WD7A44XWTDRP7TAGF}

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	2026-05-17T23:59:33.987330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45f5482d0fdd87f07397b4c717fe60316417900ca7301b4f44e554420efc5c5d

Aliases

arxiv: 1811.12228 · arxiv_version: 1811.12228v1 · doi: 10.48550/arxiv.1811.12228 · pith_short_12: IX2UQLIP3WD7 · pith_short_16: IX2UQLIP3WD7A44X · pith_short_8: IX2UQLIP

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/IX2UQLIP3WD7A44XWTDRP7TAGF \
  | 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: 45f5482d0fdd87f07397b4c717fe60316417900ca7301b4f44e554420efc5c5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4791e70c78a652b99545e120b69bd4f8936263cf317d3555adfbd058f7dec034",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-11-29T15:00:34Z",
    "title_canon_sha256": "ffd2faffcf57b044f4e7afc0c554debd0980293942e0f976cbebb51402f28886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12228",
    "kind": "arxiv",
    "version": 1
  }
}