Pith Number

pith:UOWD6SRB

pith:2025:UOWD6SRBXXG73X56NZM7I73ZFS

not attested not anchored not stored refs pending

CTA: Cross-Task Alignment for Better Test Time Training

Ali Bahri, Christian Desrosiers, David Osowiechi, Masih Aminbeidokhti, Moslem Yazdanpanah, Pedram Fekri, Samuel Barbeau

arxiv:2507.05221 v2 · 2025-07-07 · cs.CV · 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{UOWD6SRBXXG73X56NZM7I73ZFS}

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	2026-07-05T11:33:27.106690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3ac3f4a21bdcdfddfbe6e59f47f792cb0b20c918e9bcd88a730a409ba3f2900

Aliases

arxiv: 2507.05221 · arxiv_version: 2507.05221v2 · doi: 10.48550/arxiv.2507.05221 · pith_short_12: UOWD6SRBXXG7 · pith_short_16: UOWD6SRBXXG73X56 · pith_short_8: UOWD6SRB

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/UOWD6SRBXXG73X56NZM7I73ZFS \
  | 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: a3ac3f4a21bdcdfddfbe6e59f47f792cb0b20c918e9bcd88a730a409ba3f2900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fde92eb10847e79b26d11c863f7adfe9dfc47f70ef0d308266a4f88a7121e10d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-07T17:33:20Z",
    "title_canon_sha256": "1e7a252474ba03b3239835a291edb98fd087ea7630ad1f9a65ae4dcb4b753e62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.05221",
    "kind": "arxiv",
    "version": 2
  }
}