Pith Number

pith:ZMELGEB3

pith:2019:ZMELGEB3SA3Q54A47OZLWPFPUQ

not attested not anchored not stored refs pending

A Dictionary-Based Generalization of Robust PCA Part II: Applications to Hyperspectral Demixing

Jarvis Haupt, Jineng Ren, Sirisha Rambhatla, Xingguo Li

arxiv:1902.10238 v1 · 2019-02-26 · cs.CV · 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{ZMELGEB3SA3Q54A47OZLWPFPUQ}

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	2026-07-05T00:56:24.010203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb08b3103b90370ef01cfbb2bb3cafa40dae1af982c0f284f3f8ab9abc6a2772

Aliases

arxiv: 1902.10238 · arxiv_version: 1902.10238v1 · doi: 10.48550/arxiv.1902.10238 · pith_short_12: ZMELGEB3SA3Q · pith_short_16: ZMELGEB3SA3Q54A4 · pith_short_8: ZMELGEB3

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/ZMELGEB3SA3Q54A47OZLWPFPUQ \
  | 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: cb08b3103b90370ef01cfbb2bb3cafa40dae1af982c0f284f3f8ab9abc6a2772

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f01d9fa59721936eb2428f0715c48868b3cadd8fecc38bce12e67f2a4db6411",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-26T21:42:17Z",
    "title_canon_sha256": "cf29c57e132356f6488cdff8e6d0cea48ca9f303aaa5b5cf3fefa0ad83ac8d1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10238",
    "kind": "arxiv",
    "version": 1
  }
}