Pith Number

pith:NU3IKTU3

pith:2014:NU3IKTU3L4G46PD7KZJP7YGLPI

not attested not anchored not stored refs pending

Personalized recommendation with corrected similarity

Hui Tian, Shimin Cai, Xuzhen Zhu

arxiv:1405.4095 v1 · 2014-05-16 · cs.IR · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NU3IKTU3L4G46PD7KZJP7YGLPI}

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	2026-05-18T02:46:22.536988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d36854e9b5f0dcf3c7f5652ffe0cb7a1d47708c80467a76c49dbb16127e99be

Aliases

arxiv: 1405.4095 · arxiv_version: 1405.4095v1 · doi: 10.48550/arxiv.1405.4095 · pith_short_12: NU3IKTU3L4G4 · pith_short_16: NU3IKTU3L4G46PD7 · pith_short_8: NU3IKTU3

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/NU3IKTU3L4G46PD7KZJP7YGLPI \
  | 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: 6d36854e9b5f0dcf3c7f5652ffe0cb7a1d47708c80467a76c49dbb16127e99be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a39c92fe29383962d608c0cd4d00b5b6c1348f7ce18d94c8cc3b0311d805003c",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-05-16T08:50:59Z",
    "title_canon_sha256": "6d7f1247e7601b8154598013914144d6641d7b73d77dbb5dab6bfe315063d19f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4095",
    "kind": "arxiv",
    "version": 1
  }
}