Pith Number

pith:2IH3J5E7

pith:2017:2IH3J5E7RY7HH4725ZLLJUK6HT

not attested not anchored not stored refs pending

Real-time public transport service-level monitoring using passive WiFi: a spectral clustering approach for train timetable estimation

Baoyang Song, Laura Wynter

arxiv:1703.00759 v1 · 2017-03-02 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2IH3J5E7RY7HH4725ZLLJUK6HT}

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	2026-05-18T00:49:40.845635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d20fb4f49f8e3e73f3faee56b4d15e3cff44f61df4344c7211c7add602d64d78

Aliases

arxiv: 1703.00759 · arxiv_version: 1703.00759v1 · doi: 10.48550/arxiv.1703.00759 · pith_short_12: 2IH3J5E7RY7H · pith_short_16: 2IH3J5E7RY7HH472 · pith_short_8: 2IH3J5E7

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/2IH3J5E7RY7HH4725ZLLJUK6HT \
  | 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: d20fb4f49f8e3e73f3faee56b4d15e3cff44f61df4344c7211c7add602d64d78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67b5eb38394785f2a1e63bc051003c86675f03dd28c5c37c32542ca304520b31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2017-03-02T12:29:19Z",
    "title_canon_sha256": "0fe9bef2b9fe55804c6873555aa4ac089ee4c200144a713e1e5809079769bc04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00759",
    "kind": "arxiv",
    "version": 1
  }
}