Pith Number

pith:2TZZSNLD

pith:2019:2TZZSNLDISQZSCZGF4ZV2YIC7P

not attested not anchored not stored refs pending

NM-Net: Mining Reliable Neighbors for Robust Feature Correspondences

Chen Zhao, Chi Li, Jiaqi Yang, Xin Li, Zhiguo Cao

arxiv:1904.00320 v1 · 2019-03-31 · 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{2TZZSNLDISQZSCZGF4ZV2YIC7P}

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	2026-05-17T23:49:48.780929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4f399356344a1990b262f335d6102fbfa01524b20b9d0eb74faba02262bc90f

Aliases

arxiv: 1904.00320 · arxiv_version: 1904.00320v1 · doi: 10.48550/arxiv.1904.00320 · pith_short_12: 2TZZSNLDISQZ · pith_short_16: 2TZZSNLDISQZSCZG · pith_short_8: 2TZZSNLD

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/2TZZSNLDISQZSCZGF4ZV2YIC7P \
  | 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: d4f399356344a1990b262f335d6102fbfa01524b20b9d0eb74faba02262bc90f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74188702edfc4a4f14620cb1bdfcaa55ddd0ed45377a3422bfd1e52f0b80a8a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-31T01:50:37Z",
    "title_canon_sha256": "bc26946a51c95b4cb7ba105bd852131da0ab4fc488d370941b104f38d6e5af7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00320",
    "kind": "arxiv",
    "version": 1
  }
}