Pith Number

pith:7YWWPYMX

pith:2021:7YWWPYMXTYDVZ5SWD4A7KXGLFI

not attested not anchored not stored refs pending

MT3: Meta Test-Time Training for Self-Supervised Test-Time Adaption

Alexander Bartler, Andre B\"uhler, Bin Yang, Felix Wiewel, Mario D\"obler

arxiv:2103.16201 v2 · 2021-03-30 · 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{7YWWPYMXTYDVZ5SWD4A7KXGLFI}

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	2026-07-05T03:49:59.947786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe2d67e1979e075cf6561f01f55ccb2a279709afcc3b6de32db0879d0719af07

Aliases

arxiv: 2103.16201 · arxiv_version: 2103.16201v2 · doi: 10.48550/arxiv.2103.16201 · pith_short_12: 7YWWPYMXTYDV · pith_short_16: 7YWWPYMXTYDVZ5SW · pith_short_8: 7YWWPYMX

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/7YWWPYMXTYDVZ5SWD4A7KXGLFI \
  | 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: fe2d67e1979e075cf6561f01f55ccb2a279709afcc3b6de32db0879d0719af07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "927bd11ee71981d375aafdfd59136e8161d95ba3ea75339d983dd60a4f1a917b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-30T09:33:38Z",
    "title_canon_sha256": "3392c411cc3c5803b0304652f480c58c9081004147020f7cb7c27fae4abe791a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.16201",
    "kind": "arxiv",
    "version": 2
  }
}