Pith Number

pith:55O2RYIF

pith:2025:55O2RYIFSR7TIFXFWU3GC2WKPL

not attested not anchored not stored refs pending

Invariant Link Selector for Spatial-Temporal Out-of-Distribution Problem

Dongqi Fu, Jingrui He, Jun Wu, Katherine Tieu

arxiv:2505.24178 v1 · 2025-05-30 · cs.LG · 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{55O2RYIFSR7TIFXFWU3GC2WKPL}

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	2026-07-05T11:12:43.536756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef5da8e105947f3416e5b536616aca7af601e5977643ca57fc981e656365ff5d

Aliases

arxiv: 2505.24178 · arxiv_version: 2505.24178v1 · doi: 10.48550/arxiv.2505.24178 · pith_short_12: 55O2RYIFSR7T · pith_short_16: 55O2RYIFSR7TIFXF · pith_short_8: 55O2RYIF

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/55O2RYIFSR7TIFXFWU3GC2WKPL \
  | 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: ef5da8e105947f3416e5b536616aca7af601e5977643ca57fc981e656365ff5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40d08e8a0c23348426bae63aa9e793d005ee0d27a0c4eaca56bf4100437b5b10",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-30T03:40:00Z",
    "title_canon_sha256": "a99ae4f6f1877ac05fb7f53036ea65692680844a4d2738107d365a8df0d7c6cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24178",
    "kind": "arxiv",
    "version": 1
  }
}