Pith Number

pith:2Y46OBLR

pith:2020:2Y46OBLRF4BFWV6OXNFQZSAARD

not attested not anchored not stored refs pending

Linear Model based Geometry Coding for Lidar Acquired Point Clouds

Shan Liu, Wen Gao, Xiang Zhang

arxiv:2001.03871 v1 · 2020-01-12 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2Y46OBLRF4BFWV6OXNFQZSAARD}

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	2026-07-05T00:32:56.669415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d639e705712f025b57cebb4b0cc80088db9b944be0c8b3c002d7790b7c0a3e36

Aliases

arxiv: 2001.03871 · arxiv_version: 2001.03871v1 · doi: 10.48550/arxiv.2001.03871 · pith_short_12: 2Y46OBLRF4BF · pith_short_16: 2Y46OBLRF4BFWV6O · pith_short_8: 2Y46OBLR

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/2Y46OBLRF4BFWV6OXNFQZSAARD \
  | 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: d639e705712f025b57cebb4b0cc80088db9b944be0c8b3c002d7790b7c0a3e36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36aba286ec8ea28fadbdb1d9c6783927e9df69d2d42eaa3612b8301036f2ac41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-01-12T06:36:16Z",
    "title_canon_sha256": "97babfba9a69319507ff666ea463f54ebf248e092755cf241a2002f801e048e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.03871",
    "kind": "arxiv",
    "version": 1
  }
}