Pith Number

pith:PPZFTY2Z

pith:2023:PPZFTY2ZUAZACPTHRGL44YNVKI

not attested not anchored not stored refs pending

Local and Global Information in Obstacle Detection on Railway Tracks

Andrei Cramariuc, Cesar Cadena, Cornelius von Einem, Matthias Brucker, Roland Siegwart

arxiv:2307.15478 v1 · 2023-07-28 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PPZFTY2ZUAZACPTHRGL44YNVKI}

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	2026-07-05T06:35:35.459689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bf259e359a032013e678997ce61b5521de1044631b6c5bb33649a58610a907e

Aliases

arxiv: 2307.15478 · arxiv_version: 2307.15478v1 · doi: 10.48550/arxiv.2307.15478 · pith_short_12: PPZFTY2ZUAZA · pith_short_16: PPZFTY2ZUAZACPTH · pith_short_8: PPZFTY2Z

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/PPZFTY2ZUAZACPTHRGL44YNVKI \
  | 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: 7bf259e359a032013e678997ce61b5521de1044631b6c5bb33649a58610a907e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcb0733df810d90d3ff1e8aeb9631b8e80d0c1e9f6b473145b84e9fb57a11c95",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-07-28T11:07:34Z",
    "title_canon_sha256": "d7edc8e7fc00cf433c3aff8b81d6d9a774a21bd5711c0af9ba5fb3963dcc5361"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.15478",
    "kind": "arxiv",
    "version": 1
  }
}