Pith Number

pith:2QJSB3FZ

pith:2018:2QJSB3FZWWCU2IBZJ5IQZYZY7F

not attested not anchored not stored refs pending

Detection and Analysis of Content Creator Collaborations in YouTube Videos using Face- and Speaker-Recognition

Amr Rizk, Christian Koch, Michael \"Ortl, Moritz Lode, Ralf Steinmetz

arxiv:1807.02020 v1 · 2018-07-05 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2QJSB3FZWWCU2IBZJ5IQZYZY7F}

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	2026-05-18T00:11:24.459592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d41320ecb9b5854d20394f510ce338f95639326b86058173a0cd94de5e5f6e4b

Aliases

arxiv: 1807.02020 · arxiv_version: 1807.02020v1 · doi: 10.48550/arxiv.1807.02020 · pith_short_12: 2QJSB3FZWWCU · pith_short_16: 2QJSB3FZWWCU2IBZ · pith_short_8: 2QJSB3FZ

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/2QJSB3FZWWCU2IBZJ5IQZYZY7F \
  | 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: d41320ecb9b5854d20394f510ce338f95639326b86058173a0cd94de5e5f6e4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25fc5cc7488c6af45e45f9c23b2d25e024f6b30cefb9cd07398c7a411920ed45",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-05T14:27:02Z",
    "title_canon_sha256": "9f74359839a76af501a51d4346bb0b03c2a698f38a431883ff4813aabb51afc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02020",
    "kind": "arxiv",
    "version": 1
  }
}