Pith Number

pith:5EZQVBRC

pith:2025:5EZQVBRC3OZPMSQUX72JYCNI3G

not attested not anchored not stored refs pending

Efficient Methods for Accurate Sparse Trajectory Recovery and Map Matching

Jieming Shi, Man Lung Yiu, Wei Tian

arxiv:2508.10460 v1 · 2025-08-14 · cs.DB · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5EZQVBRC3OZPMSQUX72JYCNI3G}

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	2026-07-05T11:53:56.891993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9330a8622dbb2f64a14bff49c09a8d9bda401a33da3a0029af1f18c7329dfe9

Aliases

arxiv: 2508.10460 · arxiv_version: 2508.10460v1 · doi: 10.48550/arxiv.2508.10460 · pith_short_12: 5EZQVBRC3OZP · pith_short_16: 5EZQVBRC3OZPMSQU · pith_short_8: 5EZQVBRC

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/5EZQVBRC3OZPMSQUX72JYCNI3G \
  | 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: e9330a8622dbb2f64a14bff49c09a8d9bda401a33da3a0029af1f18c7329dfe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed739635e63dae9a97eb3a9133d89265583532c6933f46487e73933248c549c0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-08-14T09:00:37Z",
    "title_canon_sha256": "a894068c3928527773137da8dda85aa6becbdb742258ddc83ec7c075c430b7db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.10460",
    "kind": "arxiv",
    "version": 1
  }
}