Pith Number

pith:U3RXBAQI

pith:2018:U3RXBAQIM563K2RVEUVDFROFAO

not attested not anchored not stored refs pending

"23andMe confirms: I'm super white" -- Analyzing Twitter Discourse On Genetic Testing

Alexandros Mittos, Emiliano De Cristofaro, Jeremy Blackburn

arxiv:1801.09946 v2 · 2018-01-30 · 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{U3RXBAQIM563K2RVEUVDFROFAO}

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	2026-05-18T00:17:59.664264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6e3708208677db56a35252a32c5c503bd94eceac35127f3e334898362bc46cf

Aliases

arxiv: 1801.09946 · arxiv_version: 1801.09946v2 · doi: 10.48550/arxiv.1801.09946 · pith_short_12: U3RXBAQIM563 · pith_short_16: U3RXBAQIM563K2RV · pith_short_8: U3RXBAQI

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/U3RXBAQIM563K2RVEUVDFROFAO \
  | 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: a6e3708208677db56a35252a32c5c503bd94eceac35127f3e334898362bc46cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e20f3179e71641b4eca250a9e1b7d376e78f2bfb8348259c0071bd429522c5c",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-01-30T12:00:07Z",
    "title_canon_sha256": "2351bca29b664b976c7dcd393d509358d89af4257779216a738ae4d04569e4c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09946",
    "kind": "arxiv",
    "version": 2
  }
}