Pith Number

pith:2VPQYYPR

pith:2019:2VPQYYPR5O6TLPM2NI2HVMGJEN

not attested not anchored not stored refs pending

Performance comparison of 3D correspondence grouping algorithm for 3D plant point clouds

Shiva Azimi, Tapan K. Gandhi

arxiv:1909.00866 v1 · 2019-09-02 · 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{2VPQYYPR5O6TLPM2NI2HVMGJEN}

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	2026-07-05T00:01:13.642006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d55f0c61f1ebbd35bd9a6a347ab0c9237be896c7bff52e6beb20444dfbf99500

Aliases

arxiv: 1909.00866 · arxiv_version: 1909.00866v1 · doi: 10.48550/arxiv.1909.00866 · pith_short_12: 2VPQYYPR5O6T · pith_short_16: 2VPQYYPR5O6TLPM2 · pith_short_8: 2VPQYYPR

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/2VPQYYPR5O6TLPM2NI2HVMGJEN \
  | 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: d55f0c61f1ebbd35bd9a6a347ab0c9237be896c7bff52e6beb20444dfbf99500

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "806fb05a036df21261ebd6bad199fd4df51d29cb156c2c79f4ee709091c45aad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-09-02T21:02:00Z",
    "title_canon_sha256": "990ebeca7d59a04fb586e4424f46f054f2eda6503671a5f58266904fa5e07a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.00866",
    "kind": "arxiv",
    "version": 1
  }
}