Pith Number

pith:DNSYBBY6

pith:2018:DNSYBBY6ZDAHHCV3W75O3D3BAA

not attested not anchored not stored refs pending

Data Requirements for Evaluation of Personalization of Information Retrieval - A Position Paper

Chirag Shah, Daniel Hienert, Nicholas J. Belkin, Philipp Mayr

arxiv:1809.02412 v1 · 2018-09-07 · 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{DNSYBBY6ZDAHHCV3W75O3D3BAA}

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	2026-05-18T00:06:17.194886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b6580871ec8c0738abbb7faed8f610022276bdec04a596e839cc3c7a9800e25

Aliases

arxiv: 1809.02412 · arxiv_version: 1809.02412v1 · doi: 10.48550/arxiv.1809.02412 · pith_short_12: DNSYBBY6ZDAH · pith_short_16: DNSYBBY6ZDAHHCV3 · pith_short_8: DNSYBBY6

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/DNSYBBY6ZDAHHCV3W75O3D3BAA \
  | 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: 1b6580871ec8c0738abbb7faed8f610022276bdec04a596e839cc3c7a9800e25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fea0dcf267c5c8f488a378a8b0ad2433d6aa8dc8aaf970e63bb6eb17d0bfbee8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-09-07T11:35:40Z",
    "title_canon_sha256": "b76285e65d5d4913c84be8658532b7504c50d53aef16f65850c9031c824892b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02412",
    "kind": "arxiv",
    "version": 1
  }
}