Pith Number

pith:FE3PNBUR

pith:2019:FE3PNBUR3AAKCCAPJNFBJWM6RW

not attested not anchored not stored refs pending

Tool-Supported Experiments for Continuously Collecting Data of Subjective Video Quality Assessments During Video Playback

Jil Kl\"under, Kurt Schneider, Oliver Karras

arxiv:1911.09091 v2 · 2019-11-20 · cs.SE · 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{FE3PNBUR3AAKCCAPJNFBJWM6RW}

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	2026-07-05T00:20:56.640194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2936f68691d800a1080f4b4a14d99e8db2d8aa5015b857d8d1864ff0fc79ca29

Aliases

arxiv: 1911.09091 · arxiv_version: 1911.09091v2 · doi: 10.48550/arxiv.1911.09091 · pith_short_12: FE3PNBUR3AAK · pith_short_16: FE3PNBUR3AAKCCAP · pith_short_8: FE3PNBUR

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/FE3PNBUR3AAKCCAPJNFBJWM6RW \
  | 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: 2936f68691d800a1080f4b4a14d99e8db2d8aa5015b857d8d1864ff0fc79ca29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "244322cfb6819f800349ec571a3f7226e222366c56921392876d2d8294ad2af6",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-11-20T18:59:55Z",
    "title_canon_sha256": "e8ccf39bfaa10b7fcc34d6647c5a80a8ce3c3512903ea513a347afe3af20e2ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.09091",
    "kind": "arxiv",
    "version": 2
  }
}