Pith Number

pith:D5VSAND7

pith:2026:D5VSAND7JXBXII75FLVO5X5OJA

not attested not anchored not stored refs pending

Epistemic Uncertainty Quantification for Pre-trained VLMs via Riemannian Flow Matching

Andreas Hellander, Ekta Vats, Li Ju, Mayank Nautiyal, Prashant Singh

arxiv:2601.21662 v2 · 2026-01-29 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5VSAND7JXBXII75FLVO5X5OJA}

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.

Cited by

1 paper in Pith

GeoFlowVLM: Geometry-Aware Joint Uncertainty for Frozen Vision-Language Embedding

Receipt and verification

First computed	2026-05-21T01:05:14.998751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f6b20347f4dc37423fd2aeaeedfae483a66caa65c02fd30f922ec083029cacb

Aliases

arxiv: 2601.21662 · arxiv_version: 2601.21662v2 · doi: 10.48550/arxiv.2601.21662 · pith_short_12: D5VSAND7JXBX · pith_short_16: D5VSAND7JXBXII75 · pith_short_8: D5VSAND7

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/D5VSAND7JXBXII75FLVO5X5OJA \
  | 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: 1f6b20347f4dc37423fd2aeaeedfae483a66caa65c02fd30f922ec083029cacb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e917a780d80e9cc4ac15638d2cdea6f4e0a33c0c1cf7111dcd4d4358bd09026b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-01-29T12:58:42Z",
    "title_canon_sha256": "6720f05dec64efc604cae154e21bf0cfbb973e769b60b000efbe6c2eba5bf875"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.21662",
    "kind": "arxiv",
    "version": 2
  }
}