Pith Number

pith:NDD6W7BW

pith:2021:NDD6W7BWHK5PEGQARGEZG5NZ7S

not attested not anchored not stored refs pending

Operationalizing Framing to Support Multiperspective Recommendations of Opinion Pieces

Jasper Oosterman, Mats Mulder, Nava Tintarev, Oana Inel

arxiv:2101.06141 v2 · 2021-01-15 · cs.IR · 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{NDD6W7BWHK5PEGQARGEZG5NZ7S}

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	2026-07-05T02:26:02.819441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68c7eb7c363abaf21a0089899375b9fc8892d023d9d0d7a28b6dd5f584228a5c

Aliases

arxiv: 2101.06141 · arxiv_version: 2101.06141v2 · doi: 10.48550/arxiv.2101.06141 · pith_short_12: NDD6W7BWHK5P · pith_short_16: NDD6W7BWHK5PEGQA · pith_short_8: NDD6W7BW

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/NDD6W7BWHK5PEGQARGEZG5NZ7S \
  | 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: 68c7eb7c363abaf21a0089899375b9fc8892d023d9d0d7a28b6dd5f584228a5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c9db0bebf72472c24996a2922c6a27e11252433649e8bcb7905bc1584aca53a",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-01-15T14:40:34Z",
    "title_canon_sha256": "8e81bece3281678b905886076f1083c1ff123772a0acd2bd90d8581f98a73bbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.06141",
    "kind": "arxiv",
    "version": 2
  }
}