Pith Number

pith:Q4CFTP3C

pith:2015:Q4CFTP3CNF7BWUO5T4PVHP6ZZU

not attested not anchored not stored refs pending

Situation-Aware Integration and Transmission of Safety Information for Smart Railway Vehicles

Dongsoo Har, Hanul Yeon

arxiv:1504.00549 v2 · 2015-04-02 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q4CFTP3CNF7BWUO5T4PVHP6ZZU}

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	2026-05-18T02:19:42.173721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

870459bf62697e1b51dd9f1f53bfd9cd12079ea974dfa0a8ef14ac10b477a3f3

Aliases

arxiv: 1504.00549 · arxiv_version: 1504.00549v2 · doi: 10.48550/arxiv.1504.00549 · pith_short_12: Q4CFTP3CNF7B · pith_short_16: Q4CFTP3CNF7BWUO5 · pith_short_8: Q4CFTP3C

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/Q4CFTP3CNF7BWUO5T4PVHP6ZZU \
  | 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: 870459bf62697e1b51dd9f1f53bfd9cd12079ea974dfa0a8ef14ac10b477a3f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a37cd0f7399cd1ab79e47fad3b993afbe0f9675265922cd9c3764a44521303",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2015-04-02T13:31:33Z",
    "title_canon_sha256": "676da6c26b4373b711c4b3698ef623d2f78d11d963f13f2d2a8292507fc9b9a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00549",
    "kind": "arxiv",
    "version": 2
  }
}