Pith Number

pith:QZCGHCCK

pith:2020:QZCGHCCKWTQGRIKHCYIOBGZGPP

not attested not anchored not stored refs pending

Rephrasing visual questions by specifying the entropy of the answer distribution

Bisser Raytchev, Kazufumi Kaneda, Kento Terao, Shun'ichi Satoh, Toru Tamaki

arxiv:2004.04963 v1 · 2020-04-10 · 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{QZCGHCCKWTQGRIKHCYIOBGZGPP}

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	2026-07-05T01:55:50.128924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

864463884ab4e068a1471610e09b267bf2fb0ab68c8ff2378e3c548bfd54a812

Aliases

arxiv: 2004.04963 · arxiv_version: 2004.04963v1 · doi: 10.48550/arxiv.2004.04963 · pith_short_12: QZCGHCCKWTQG · pith_short_16: QZCGHCCKWTQGRIKH · pith_short_8: QZCGHCCK

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/QZCGHCCKWTQGRIKHCYIOBGZGPP \
  | 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: 864463884ab4e068a1471610e09b267bf2fb0ab68c8ff2378e3c548bfd54a812

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4498333047c51cfeee4e4d18f3a4f20d27d247628b778779a9314d0d04a66ff3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-04-10T09:32:37Z",
    "title_canon_sha256": "32ceeae0875f19db4457df81751e97fdbb62549f47bacdcd2460a1d0e9ec46a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04963",
    "kind": "arxiv",
    "version": 1
  }
}