Pith Number

pith:FXCI2HTO

pith:2026:FXCI2HTOVGRQP34HHU6BGFNIRB

not attested not anchored not stored refs pending

SVC-Probe: A Framework for Evaluating Perturbation Generalization in Spatial Foundation-Model Embeddings

Ehsan Saghapour, Fuad Al Abir, Huu Phong Nguyen, Jake Y. Chen

arxiv:2606.28465 v1 · 2026-06-26 · q-bio.QM · 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{FXCI2HTOVGRQP34HHU6BGFNIRB}

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	2026-06-30T00:15:15.029955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dc48d1e6ea9a307ef873d3c1315a88849a12ddb9f07d144ac743eec2476a48e

Aliases

arxiv: 2606.28465 · arxiv_version: 2606.28465v1 · doi: 10.48550/arxiv.2606.28465 · pith_short_12: FXCI2HTOVGRQ · pith_short_16: FXCI2HTOVGRQP34H · pith_short_8: FXCI2HTO

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/FXCI2HTOVGRQP34HHU6BGFNIRB \
  | 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: 2dc48d1e6ea9a307ef873d3c1315a88849a12ddb9f07d144ac743eec2476a48e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bbe4821727d80e0d203b59e421df69971f605382ab6b451505475d39da96f15",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2026-06-26T13:46:36Z",
    "title_canon_sha256": "6d0a6bfa9fb29f9c2f8969f401de154d39b9bd7c2444c8b33166bf4945ba0d5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28465",
    "kind": "arxiv",
    "version": 1
  }
}