Pith Number

pith:YTJWKCY5

pith:2022:YTJWKCY5XTEPQSM7IUGXLARK53

not attested not anchored not stored refs pending

Human Detection of Political Speech Deepfakes across Transcripts, Audio, and Video

Andrew Lippman, Aruna Sankaranarayanan, Dong Young Kim, Matthew Groh, Nikhil Singh, Rosalind Picard

arxiv:2202.12883 v4 · 2022-02-25 · cs.HC · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YTJWKCY5XTEPQSM7IUGXLARK53}

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	2026-07-05T07:33:46.807528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4d3650b1dbcc8f8499f450d75822aeecd7779dc1f14889914b26242deecfc6c

Aliases

arxiv: 2202.12883 · arxiv_version: 2202.12883v4 · doi: 10.48550/arxiv.2202.12883 · pith_short_12: YTJWKCY5XTEP · pith_short_16: YTJWKCY5XTEPQSM7 · pith_short_8: YTJWKCY5

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/YTJWKCY5XTEPQSM7IUGXLARK53 \
  | 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: c4d3650b1dbcc8f8499f450d75822aeecd7779dc1f14889914b26242deecfc6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e408ab966e96634ea6b866d757c3e4e5c075063831d772b7ffd4cd019e7ebf8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2022-02-25T18:47:32Z",
    "title_canon_sha256": "96f182d9b2987122b944f43cd66a21cacb18f5b459aae541b39a0b55249b211f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.12883",
    "kind": "arxiv",
    "version": 4
  }
}