Pith Number

pith:GAADPDL2

pith:2019:GAADPDL23L4GKTC5RHZTVMAFVA

not attested not anchored not stored refs pending

A Survey on Matrix Completion: Perspective of Signal Processing

Bo Zhao, Hing Cheung So, Lei Huang, Xiao Peng Li

arxiv:1901.10885 v3 · 2019-01-25 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GAADPDL23L4GKTC5RHZTVMAFVA}

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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.

Cited by

1 paper in Pith

Sample-efficient inductive matrix completion with noise and inexact side-information

Receipt and verification

First computed	2026-05-17T23:46:52.961930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3000378d7adaf8654c5d89f33ab005a805439883ce8332d8358b417f917bf93f

Aliases

arxiv: 1901.10885 · arxiv_version: 1901.10885v3 · doi: 10.48550/arxiv.1901.10885 · pith_short_12: GAADPDL23L4G · pith_short_16: GAADPDL23L4GKTC5 · pith_short_8: GAADPDL2

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/GAADPDL23L4GKTC5RHZTVMAFVA \
  | 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: 3000378d7adaf8654c5d89f33ab005a805439883ce8332d8358b417f917bf93f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a87a42e150e54a901311f8aacd827bc5af34c91d894850781f9b28877c2a1a9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-01-25T09:16:21Z",
    "title_canon_sha256": "cce6e39174e9147b22857228d032ac6a1729dbcc0ddf765d9e4d39e39b250d65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10885",
    "kind": "arxiv",
    "version": 3
  }
}