Pith Number

pith:A3SHJ5HD

pith:2025:A3SHJ5HD7JD4WMNZFGKIBFOZFN

not attested not anchored not stored refs pending

Towards Robust Semantic Correspondence: A Benchmark and Insights

Wenyue Chong

arxiv:2508.00272 v1 · 2025-08-01 · 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{A3SHJ5HD7JD4WMNZFGKIBFOZFN}

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	2026-07-05T11:46:52.326832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06e474f4e3fa47cb31b929948095d92b5682e9e33d91c3ac583254f46b4cd1f3

Aliases

arxiv: 2508.00272 · arxiv_version: 2508.00272v1 · doi: 10.48550/arxiv.2508.00272 · pith_short_12: A3SHJ5HD7JD4 · pith_short_16: A3SHJ5HD7JD4WMNZ · pith_short_8: A3SHJ5HD

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/A3SHJ5HD7JD4WMNZFGKIBFOZFN \
  | 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: 06e474f4e3fa47cb31b929948095d92b5682e9e33d91c3ac583254f46b4cd1f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73f94ce52f2d5d65d14c9e1a2a303cbea6e68e89eae6646c1b6a2f299a661105",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-08-01T02:38:39Z",
    "title_canon_sha256": "7e37adcb7dd99eab72aae90aa10e52ed1f987ee719836d1aadfc8c61fd4f6f7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00272",
    "kind": "arxiv",
    "version": 1
  }
}