Pith Number

pith:CNNSPWPS

pith:2017:CNNSPWPSMS7DE725IXWQ5WU3AH

not attested not anchored not stored refs pending

Learning Spatiotemporal-Aware Representation for POI Recommendation

Bei Liu, Bing Liu, Liang Hong, Tieyun Qian, Yuxiang Li, Zhenni You

arxiv:1704.08853 v1 · 2017-04-28 · cs.IR · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CNNSPWPSMS7DE725IXWQ5WU3AH}

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	2026-05-18T00:45:25.134523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

135b27d9f264be327f5d45ed0eda9b01e0ec029b2111d3e7fe287eb4ebb9a0a9

Aliases

arxiv: 1704.08853 · arxiv_version: 1704.08853v1 · doi: 10.48550/arxiv.1704.08853 · pith_short_12: CNNSPWPSMS7D · pith_short_16: CNNSPWPSMS7DE725 · pith_short_8: CNNSPWPS

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/CNNSPWPSMS7DE725IXWQ5WU3AH \
  | 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: 135b27d9f264be327f5d45ed0eda9b01e0ec029b2111d3e7fe287eb4ebb9a0a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5266dd0d053a50aba740e03048114bd9141ff59e3b825d30041ae352bb511e5d",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-04-28T09:01:01Z",
    "title_canon_sha256": "2868f16ea01c9111518123e2a77f0072b6eb85dfd686c0d1d096c213d88016b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08853",
    "kind": "arxiv",
    "version": 1
  }
}