Pith Number

pith:HULTUUIX

pith:2026:HULTUUIXYOPGIYNXEOXCBUCWEO

not attested not anchored not stored refs pending

Page image classifier fine-tuned on century-spanning archives of scanned documents for further content-specific processing

Dana K\v{r}iv\'ankov\'a, David Nov\'ak, Kateryna Lutsai, Pavel Stra\v{n}\'ak

arxiv:2606.07558 v1 · 2026-05-25 · cs.CV · cs.AI · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HULTUUIXYOPGIYNXEOXCBUCWEO}

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	2026-06-09T00:04:42.930633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d173a5117c39e6461b723ae20d056239401828c99c00b283e7512e920ee6875

Aliases

arxiv: 2606.07558 · arxiv_version: 2606.07558v1 · doi: 10.48550/arxiv.2606.07558 · pith_short_12: HULTUUIXYOPG · pith_short_16: HULTUUIXYOPGIYNX · pith_short_8: HULTUUIX

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/HULTUUIXYOPGIYNXEOXCBUCWEO \
  | 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: 3d173a5117c39e6461b723ae20d056239401828c99c00b283e7512e920ee6875

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fada0226f62a4e330b7abf69e912fcff53ec58bffa1030db2b4632ce34e4c6d5",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-25T08:36:36Z",
    "title_canon_sha256": "17aab6c125cf1b7119610d6d46ec35ad1d75681fb375dd091bb783cb0b207570"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07558",
    "kind": "arxiv",
    "version": 1
  }
}