Pith Number

pith:YIBV4TSW

pith:2019:YIBV4TSWX2ESZY367TW5YAMPW6

not attested not anchored not stored refs pending

STN-Homography: estimate homography parameters directly

Qiang Zhou, Xin Li

arxiv:1906.02539 v1 · 2019-06-06 · 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{YIBV4TSWX2ESZY367TW5YAMPW6}

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	2026-05-17T23:44:00.848575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2035e4e56be892ce37efceddc018fb794ee91ed94388de90f1afd9e585eb6bc

Aliases

arxiv: 1906.02539 · arxiv_version: 1906.02539v1 · doi: 10.48550/arxiv.1906.02539 · pith_short_12: YIBV4TSWX2ES · pith_short_16: YIBV4TSWX2ESZY36 · pith_short_8: YIBV4TSW

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/YIBV4TSWX2ESZY367TW5YAMPW6 \
  | 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: c2035e4e56be892ce37efceddc018fb794ee91ed94388de90f1afd9e585eb6bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f5c82aaf5984fafbe8229c12c77c709aea329c39be824e72997b2d99fd8cf12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-06T12:07:22Z",
    "title_canon_sha256": "68b40a3726000f35f575c977f09ca3e49a984745001bc47ee8ee21b837216c2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02539",
    "kind": "arxiv",
    "version": 1
  }
}