Pith Number

pith:DEUP5KJ2

pith:2026:DEUP5KJ272H4E34GO6K7ONZQ4M

not attested not anchored not stored refs pending

The Geometric Nature and a Free Proxy for Flow-Matching Uncertainty

Ben Fei, Hui Xiong, Weiyu Guo, Yandong Guo, Yiren Zhao, Ziyang Rao

arxiv:2607.27933 v1 · 2026-07-30 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DEUP5KJ272H4E34GO6K7ONZQ4M}

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

Keep the Future, Drop the Rollout: RIFT for World Action Models

Receipt and verification

First computed	2026-07-31T01:34:50.096414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

1928fea93afe8fc26f867795f73730e315849176cc0c68f9a5d08f4875301ff5

Aliases

arxiv: 2607.27933 · arxiv_version: 2607.27933v1 · doi: 10.48550/arxiv.2607.27933 · pith_short_12: DEUP5KJ272H4 · pith_short_16: DEUP5KJ272H4E34G · pith_short_8: DEUP5KJ2

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/DEUP5KJ272H4E34GO6K7ONZQ4M \
  | 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: 1928fea93afe8fc26f867795f73730e315849176cc0c68f9a5d08f4875301ff5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcb5fb9c2ae749eb225c4bf3366adf72190be37a4409b7ad418bb646dc5c61f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-30T09:44:46Z",
    "title_canon_sha256": "f61e5a73c7d318b141bd9f46fe23acb85b0c273613902399f223f188c5a00d72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27933",
    "kind": "arxiv",
    "version": 1
  }
}