Pith Number

pith:E7I3SIHV

pith:2021:E7I3SIHVRNNE2XHYDYIUUFPSV5

not attested not anchored not stored refs pending

Low-Rank Autoregressive Tensor Completion for Spatiotemporal Traffic Data Imputation

Lijun Sun, Mengying Lei, Nicolas Saunier, Xinyu Chen

arxiv:2104.14936 v1 · 2021-04-30 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7I3SIHVRNNE2XHYDYIUUFPSV5}

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	2026-07-05T05:33:05.275304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27d1b920f58b5a4d5cf81e114a15f2af68044898be96d9a5a99f581e62a4032e

Aliases

arxiv: 2104.14936 · arxiv_version: 2104.14936v1 · doi: 10.48550/arxiv.2104.14936 · pith_short_12: E7I3SIHVRNNE · pith_short_16: E7I3SIHVRNNE2XHY · pith_short_8: E7I3SIHV

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/E7I3SIHVRNNE2XHYDYIUUFPSV5 \
  | 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: 27d1b920f58b5a4d5cf81e114a15f2af68044898be96d9a5a99f581e62a4032e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87d1705cc5bc9b151c886874197d90f6e8758a422f0be87a95a17dc0427ffc0b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-04-30T12:00:57Z",
    "title_canon_sha256": "1c638d0ada8a92a81d1ff6a36b0a47bba9375935cdedb53d6b63804c30784ec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14936",
    "kind": "arxiv",
    "version": 1
  }
}