Pith Number

pith:RFIUPJ52

pith:2019:RFIUPJ52W4Z4CYG2RMP2KD47FK

not attested not anchored not stored refs pending

Selection Bias in News Coverage: Learning it, Fighting it

Dylan Bourgeois, Jeremie Rappaz, Karl Aberer

arxiv:1904.07536 v1 · 2019-04-16 · cs.SI · 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{RFIUPJ52W4Z4CYG2RMP2KD47FK}

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	2026-05-17T23:48:24.936950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

895147a7bab733c160da8b1fa50f9f2aab8e61569c960874b043e3f76cd96cb1

Aliases

arxiv: 1904.07536 · arxiv_version: 1904.07536v1 · doi: 10.48550/arxiv.1904.07536 · pith_short_12: RFIUPJ52W4Z4 · pith_short_16: RFIUPJ52W4Z4CYG2 · pith_short_8: RFIUPJ52

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/RFIUPJ52W4Z4CYG2RMP2KD47FK \
  | 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: 895147a7bab733c160da8b1fa50f9f2aab8e61569c960874b043e3f76cd96cb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69637b9b4e7927f6b8796232bcae31f5aa34acb601690c24f2923391237eb716",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-04-16T08:48:40Z",
    "title_canon_sha256": "939bfc234a4d09ff045bdea4fdf894d5a27565035f2e8a87f018b48c304990a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07536",
    "kind": "arxiv",
    "version": 1
  }
}