Pith Number

pith:6XQP7SBE

pith:2019:6XQP7SBEG3AOR3KWQBPTFNGA7E

not attested not anchored not stored refs pending

Target-based Hyperspectral Demixing via Generalized Robust PCA

Jarvis Haupt, Sirisha Rambhatla, Xingguo Li

arxiv:1902.11111 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{6XQP7SBEG3AOR3KWQBPTFNGA7E}

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	2026-05-17T23:52:25.768611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5e0ffc82436c0e8ed56805f32b4c0f91f77a0b8496a049714893621a7a4786a

Aliases

arxiv: 1902.11111 · arxiv_version: 1902.11111v1 · doi: 10.48550/arxiv.1902.11111 · pith_short_12: 6XQP7SBEG3AO · pith_short_16: 6XQP7SBEG3AOR3KW · pith_short_8: 6XQP7SBE

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/6XQP7SBEG3AOR3KWQBPTFNGA7E \
  | 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: f5e0ffc82436c0e8ed56805f32b4c0f91f77a0b8496a049714893621a7a4786a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b50ee60d4f125bc7a1b1c656bf322d1c65ebc03c0320945bfc7ff2397c72a77",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-26T21:43:51Z",
    "title_canon_sha256": "ddccae3f54513ea3cb65914c7d7692c372d7bef2fe4d56979e58c46ec2abfeaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11111",
    "kind": "arxiv",
    "version": 1
  }
}