Pith Number

pith:VFHRZX26

pith:2018:VFHRZX26SA4NDQMTX5YBWTWLNW

not attested not anchored not stored refs pending

Biases in the Facebook News Feed: a Case Study on the Italian Elections

Alexandre Reiffers-Masson, Claudio Agosti, Daniel Menasch\'e, Eduardo Hargreaves, Eitan Altman, Giovanni Neglia

arxiv:1807.08346 v2 · 2018-07-22 · 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{VFHRZX26SA4NDQMTX5YBWTWLNW}

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	2026-05-18T00:01:53.061656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a94f1cdf5e9038d1c193bf701b4ecb6dab0d8de84a8314c59a698df792c947f4

Aliases

arxiv: 1807.08346 · arxiv_version: 1807.08346v2 · doi: 10.48550/arxiv.1807.08346 · pith_short_12: VFHRZX26SA4N · pith_short_16: VFHRZX26SA4NDQMT · pith_short_8: VFHRZX26

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/VFHRZX26SA4NDQMTX5YBWTWLNW \
  | 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: a94f1cdf5e9038d1c193bf701b4ecb6dab0d8de84a8314c59a698df792c947f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "204919b28e694c63096493049941ff382c6326dfa61ebdbe2bc5be4d4827e5c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-07-22T18:55:21Z",
    "title_canon_sha256": "9ef302705c0caccc71132962915ba5d660297178d89f8222868a62643684bed6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08346",
    "kind": "arxiv",
    "version": 2
  }
}