Pith Number

pith:6SKJJFNY

pith:2016:6SKJJFNYH37CR5M76OD6DHTJGH

not attested not anchored not stored refs pending

Modelling Requirements for Content Recommendation Systems

Ivan Jureta, Sarah Bouraga, St\'ephane Faulkner

arxiv:1606.05746 v1 · 2016-06-18 · cs.SE · 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{6SKJJFNYH37CR5M76OD6DHTJGH}

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	2026-05-18T01:12:16.124130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4949495b83efe28f59ff387e19e6931c70971419475be592f70aa9349b14d46

Aliases

arxiv: 1606.05746 · arxiv_version: 1606.05746v1 · doi: 10.48550/arxiv.1606.05746 · pith_short_12: 6SKJJFNYH37C · pith_short_16: 6SKJJFNYH37CR5M7 · pith_short_8: 6SKJJFNY

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/6SKJJFNYH37CR5M76OD6DHTJGH \
  | 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: f4949495b83efe28f59ff387e19e6931c70971419475be592f70aa9349b14d46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f9c3262b5ec19b65aebcbf0657b5ef8722b45cb9b44387dbfdca83798236eb5",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2016-06-18T12:51:49Z",
    "title_canon_sha256": "14e4e14f297bdab5d37694d24e1d518643771849097038896d6ad22d0b8f97ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.05746",
    "kind": "arxiv",
    "version": 1
  }
}