Pith Number

pith:YNSUGNPK

pith:2014:YNSUGNPKB5YEKEDW5OXJPNZ57B

not attested not anchored not stored refs pending

Augmenting recommendation systems using a model of semantically-related terms extracted from user behavior

Camilo Ortiz, Chris Russell, David Bernal, Khalifeh AlJadda, Lamar Payson, Mohammed Korayem, Scott Brown, Trey Grainger

arxiv:1409.2530 v1 · 2014-09-08 · 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{YNSUGNPKB5YEKEDW5OXJPNZ57B}

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	2026-05-18T02:43:10.326543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3654335ea0f70451076ebae97b73df86d5ad62219b2cc30fe086bf228dedeb6

Aliases

arxiv: 1409.2530 · arxiv_version: 1409.2530v1 · doi: 10.48550/arxiv.1409.2530 · pith_short_12: YNSUGNPKB5YE · pith_short_16: YNSUGNPKB5YEKEDW · pith_short_8: YNSUGNPK

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/YNSUGNPKB5YEKEDW5OXJPNZ57B \
  | 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: c3654335ea0f70451076ebae97b73df86d5ad62219b2cc30fe086bf228dedeb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ffcd19799b6246d229d9b850fe1eec6b27382642b5fb9852e08260c81d8140d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-09-08T21:10:19Z",
    "title_canon_sha256": "92c224fe4f0dfe800404648dafa17c0c53c3d54caa115eb9b1f21bddcc45b25d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2530",
    "kind": "arxiv",
    "version": 1
  }
}