Pith Number

pith:RHYAVMXN

pith:2018:RHYAVMXNTHQ3JLUH7PKYPXPJ2O

not attested not anchored not stored refs pending

Unmixing urban hyperspectral imagery with a Gaussian mixture model on endmember variability

Erin B. Wetherley, Paul D. Gader, Yuan Zhou

arxiv:1801.08513 v1 · 2018-01-25 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHYAVMXNTHQ3JLUH7PKYPXPJ2O}

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	2026-05-18T00:25:06.156912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89f00ab2ed99e1b4ae87fbd587dde9d3a630dd2afd7fb300650ca4c126494328

Aliases

arxiv: 1801.08513 · arxiv_version: 1801.08513v1 · doi: 10.48550/arxiv.1801.08513 · pith_short_12: RHYAVMXNTHQ3 · pith_short_16: RHYAVMXNTHQ3JLUH · pith_short_8: RHYAVMXN

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/RHYAVMXNTHQ3JLUH7PKYPXPJ2O \
  | 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: 89f00ab2ed99e1b4ae87fbd587dde9d3a630dd2afd7fb300650ca4c126494328

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36a3b5cd6bdd58b8bf937f32e4b967a9bb2922f34d8628e127997ca35506d27f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-25T18:22:22Z",
    "title_canon_sha256": "d044199ef1c9525f503b2d72477d018f5de70ae6d8321c73c82094c0c2ece491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08513",
    "kind": "arxiv",
    "version": 1
  }
}