Pith Number

pith:LFWUMCHM

pith:2015:LFWUMCHMZHSMEXE5SM6WX7AV53

not attested not anchored not stored refs pending

User-Curated Image Collections: Modeling and Recommendation

Jiebo Luo, Tao Mei, Yang Cong, Yuncheng Li

arxiv:1509.05671 v1 · 2015-09-18 · cs.MM · 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{LFWUMCHMZHSMEXE5SM6WX7AV53}

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	2026-05-18T00:58:10.327898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

596d4608ecc9e4c25c9d933d6bfc15eeccb3348541f26fb290ac97241a8c21f0

Aliases

arxiv: 1509.05671 · arxiv_version: 1509.05671v1 · doi: 10.48550/arxiv.1509.05671 · pith_short_12: LFWUMCHMZHSM · pith_short_16: LFWUMCHMZHSMEXE5 · pith_short_8: LFWUMCHM

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/LFWUMCHMZHSMEXE5SM6WX7AV53 \
  | 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: 596d4608ecc9e4c25c9d933d6bfc15eeccb3348541f26fb290ac97241a8c21f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3115dbcf792607803b77e879983ae950f9821ee4998c52e14fcfc14f3f46d11",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2015-09-18T15:45:41Z",
    "title_canon_sha256": "6bf1d5001bdd536222e6d1205700e4312586d6bfa67fbcf4b455a282ba6a2ec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05671",
    "kind": "arxiv",
    "version": 1
  }
}