Pith Number

pith:MDVCPUPQ

pith:2022:MDVCPUPQNWBIBF7QLB7HTCL4I5

not attested not anchored not stored refs pending

Learning Semantic Correspondence with Sparse Annotations

Abhinav Shrivastava, Bo He, Luyu Yang, Shuaiyi Huang, Songyang Zhang, Xuming He

arxiv:2208.06974 v2 · 2022-08-15 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MDVCPUPQNWBIBF7QLB7HTCL4I5}

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	2026-07-05T04:49:24.046789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60ea27d1f06d828097f0587e79897c47537d726791704cffab2b16e4f181bee1

Aliases

arxiv: 2208.06974 · arxiv_version: 2208.06974v2 · doi: 10.48550/arxiv.2208.06974 · pith_short_12: MDVCPUPQNWBI · pith_short_16: MDVCPUPQNWBIBF7Q · pith_short_8: MDVCPUPQ

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/MDVCPUPQNWBIBF7QLB7HTCL4I5 \
  | 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: 60ea27d1f06d828097f0587e79897c47537d726791704cffab2b16e4f181bee1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a033ad11b1cff040672f3049ebbda5e8da0c3041a9cce7e9c43d720a65e7b68d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-08-15T02:24:18Z",
    "title_canon_sha256": "e595f193617a926e62989f12a7884df6d19dc26ddd811d06548ac50df36803f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.06974",
    "kind": "arxiv",
    "version": 2
  }
}