Pith Number

pith:WFU7MJHH

pith:2025:WFU7MJHH54QFWTQTZVDHG3VM3D

not attested not anchored not stored refs pending

What is the Added Value of UDA in the VFM Era?

Brun\'o B. Englert, Gijs Dubbelman, Tommie Kerssies

arxiv:2504.18190 v1 · 2025-04-25 · 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{WFU7MJHH54QFWTQTZVDHG3VM3D}

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	2026-07-05T10:54:03.480178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b169f624e7ef205b4e13cd46736eacd8f6c78a868e2c2627f5d6ef161625812d

Aliases

arxiv: 2504.18190 · arxiv_version: 2504.18190v1 · doi: 10.48550/arxiv.2504.18190 · pith_short_12: WFU7MJHH54QF · pith_short_16: WFU7MJHH54QFWTQT · pith_short_8: WFU7MJHH

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/WFU7MJHH54QFWTQTZVDHG3VM3D \
  | 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: b169f624e7ef205b4e13cd46736eacd8f6c78a868e2c2627f5d6ef161625812d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a77e7cf304575f9458309d212e5e90e78c22b5d5c29c86478a619e817cbf8e42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-25T09:10:10Z",
    "title_canon_sha256": "821fdc145fbac33ba3ae4249ab1824261fc6786c1b1aa8b15f0b9a32cda15fa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18190",
    "kind": "arxiv",
    "version": 1
  }
}