Pith Number

pith:N57IOALI

pith:2019:N57IOALIXZCLGBDDHYUFL4ECSQ

not attested not anchored not stored refs pending

Check-It: A Plugin for Detecting and Reducing the Spread of Fake News and Misinformation on the Web

Alexandros Kornilakis, Chrysovalantis Christodoulou, Demetris Paschalides, Evangelos Markatos, George Pallis, Marios D. Dikaiakos, Rafael Andreou

arxiv:1905.04260 v1 · 2019-05-10 · cs.SI · cs.CL · 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{N57IOALIXZCLGBDDHYUFL4ECSQ}

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	2026-05-17T23:46:31.592900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f7e870168be44b304633e2855f08294140e204c24b52a70411289c3d7014730

Aliases

arxiv: 1905.04260 · arxiv_version: 1905.04260v1 · doi: 10.48550/arxiv.1905.04260 · pith_short_12: N57IOALIXZCL · pith_short_16: N57IOALIXZCLGBDD · pith_short_8: N57IOALI

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/N57IOALIXZCLGBDDHYUFL4ECSQ \
  | 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: 6f7e870168be44b304633e2855f08294140e204c24b52a70411289c3d7014730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baf45629737982ab80a33af0ac6de67d480a902dd090a0a2aeb555874ccb184f",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-05-10T17:00:40Z",
    "title_canon_sha256": "c5d814aaec90f33d29e1d83174421628eb6cb7e1d8265e7638f03605fe63e138"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04260",
    "kind": "arxiv",
    "version": 1
  }
}