Pith Number

pith:5YAY3JLF

pith:2017:5YAY3JLFBM3WH4T7MQSTIEYLCN

not attested not anchored not stored refs pending

A Gaussian mixture model representation of endmember variability in hyperspectral unmixing

Anand Rangarajan, Paul D. Gader, Yuan Zhou

arxiv:1710.00075 v2 · 2017-09-29 · 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{5YAY3JLFBM3WH4T7MQSTIEYLCN}

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	2026-05-18T00:21:24.999020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee018da5650b3763f27f642534130b1356135d2e6ec6939ddf13f6029a620545

Aliases

arxiv: 1710.00075 · arxiv_version: 1710.00075v2 · doi: 10.48550/arxiv.1710.00075 · pith_short_12: 5YAY3JLFBM3W · pith_short_16: 5YAY3JLFBM3WH4T7 · pith_short_8: 5YAY3JLF

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/5YAY3JLFBM3WH4T7MQSTIEYLCN \
  | 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: ee018da5650b3763f27f642534130b1356135d2e6ec6939ddf13f6029a620545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70a1e5585778e023949a93c3fe9cea9c1d4c189d2d49781261711178cf745760",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-29T20:10:00Z",
    "title_canon_sha256": "2b1339f2becb96c62849755448ccd0094d688ee3169bf71023f445c7045e65fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.00075",
    "kind": "arxiv",
    "version": 2
  }
}