Pith Number

pith:CTBGHLCL

pith:2020:CTBGHLCL7RH76QXZ6TA3DSCG34

not attested not anchored not stored refs pending

An Intelligent Group Event Recommendation System in Social networks

Changxuan Wan, Guoqiong Liao, Neal N. Xiong, Xiaomei Huang

arxiv:2006.08893 v1 · 2020-06-16 · cs.SI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTBGHLCL7RH76QXZ6TA3DSCG34}

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	2026-07-05T01:10:44.205423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14c263ac4bfc4fff42f9f4c1b1c846df29fcd8f613f140ce115d090f8ea30844

Aliases

arxiv: 2006.08893 · arxiv_version: 2006.08893v1 · doi: 10.48550/arxiv.2006.08893 · pith_short_12: CTBGHLCL7RH7 · pith_short_16: CTBGHLCL7RH76QXZ · pith_short_8: CTBGHLCL

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/CTBGHLCL7RH76QXZ6TA3DSCG34 \
  | 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: 14c263ac4bfc4fff42f9f4c1b1c846df29fcd8f613f140ce115d090f8ea30844

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63560574015332d86b47fdec853b6265e6c64f9cc51e93eb4ba83a1f436f01bc",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2020-06-16T03:09:21Z",
    "title_canon_sha256": "7c0dad5f20ef861da61242bdaaa1d52edb5e9fe3cc68bd62d9afd1b70d0201d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.08893",
    "kind": "arxiv",
    "version": 1
  }
}