Pith Number

pith:THF3CLM7

pith:2022:THF3CLM7J2WEN4FBEOEIC4DGQQ

not attested not anchored not stored refs pending

DMINR: A Tool to Support Journalists Information Verification and Exploration

Andrew MacFarlane, Colin Porlezza, Glenda Cooper, Marisela Gutierrez-Lopez, Sondess Missaoui, Stephann Makri, Tim Atwell

arxiv:2204.13546 v1 · 2022-04-28 · cs.HC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{THF3CLM7J2WEN4FBEOEIC4DGQQ}

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	2026-07-05T04:18:43.459886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99cbb12d9f4eac46f0a123888170668423bf95d5f03ca4e13fcf765156704492

Aliases

arxiv: 2204.13546 · arxiv_version: 2204.13546v1 · doi: 10.48550/arxiv.2204.13546 · pith_short_12: THF3CLM7J2WE · pith_short_16: THF3CLM7J2WEN4FB · pith_short_8: THF3CLM7

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/THF3CLM7J2WEN4FBEOEIC4DGQQ \
  | 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: 99cbb12d9f4eac46f0a123888170668423bf95d5f03ca4e13fcf765156704492

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2709a64cb175277d9570504db83f98ace8d41f8a87c1cafa80ae742137f5ed88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2022-04-28T14:55:50Z",
    "title_canon_sha256": "1266ed7fda19b558c766f5d9223952cc9ae127a1eb181d9a0e41fb410b5b9634"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.13546",
    "kind": "arxiv",
    "version": 1
  }
}