Pith Number

pith:A2LVNTSA

pith:2014:A2LVNTSA3SZCNFWM63MRDZR3A5

not attested not anchored not stored refs pending

Bounded Quadrant System: Error-bounded Trajectory Compression on the Go

Brano Kusy, Jiajun Liu, Kun Zhao, Philipp Sommer, Raja Jurdak, Shuo Shang

arxiv:1412.0321 v2 · 2014-12-01 · cs.DS · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2LVNTSA3SZCNFWM63MRDZR3A5}

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	2026-05-18T02:31:58.892864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

069756ce40dcb22696ccf6d911e63b0763a1fdf9b6ab8d2e393299085bbe38f3

Aliases

arxiv: 1412.0321 · arxiv_version: 1412.0321v2 · doi: 10.48550/arxiv.1412.0321 · pith_short_12: A2LVNTSA3SZC · pith_short_16: A2LVNTSA3SZCNFWM · pith_short_8: A2LVNTSA

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/A2LVNTSA3SZCNFWM63MRDZR3A5 \
  | 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: 069756ce40dcb22696ccf6d911e63b0763a1fdf9b6ab8d2e393299085bbe38f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0131256575fb12f60ecc8994007e04b125dc8cc60a04f33b1ee2dc9dd4a508c6",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-12-01T01:14:42Z",
    "title_canon_sha256": "100962d9b6bd225582fb73ce2d6ea6e56ee5d7e052be53e72a043da85cbdd7e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0321",
    "kind": "arxiv",
    "version": 2
  }
}