Pith Number

pith:7IPEZXFQ

pith:2020:7IPEZXFQJUOY7YSPOKTJLDZGJJ

not attested not anchored not stored refs pending

Ethics of Food Recommender Applications

Amro Najjar, Daniel Karpati, Diego Agustin Ambrossio

arxiv:2002.05679 v1 · 2020-02-03 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IPEZXFQJUOY7YSPOKTJLDZGJJ}

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	2026-07-05T00:40:33.395872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa1e4cdcb04d1d8fe24f72a6958f264a6de2dc7072d9cfd94bba8cd4d931318e

Aliases

arxiv: 2002.05679 · arxiv_version: 2002.05679v1 · doi: 10.48550/arxiv.2002.05679 · pith_short_12: 7IPEZXFQJUOY · pith_short_16: 7IPEZXFQJUOY7YSP · pith_short_8: 7IPEZXFQ

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/7IPEZXFQJUOY7YSPOKTJLDZGJJ \
  | 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: fa1e4cdcb04d1d8fe24f72a6958f264a6de2dc7072d9cfd94bba8cd4d931318e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "225676fe49453b6213fc27e59dd16da1aea076128296fc862d9d495b6de79d17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-02-03T00:53:02Z",
    "title_canon_sha256": "d30e9632f246fca3c73950da3e49d08fe3c7af161c8ff867be886fef2417c382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.05679",
    "kind": "arxiv",
    "version": 1
  }
}