Pith Number

pith:LDL6Z3P4

pith:2015:LDL6Z3P43VGR73ZVUWCCLCP4Z6

not attested not anchored not stored refs pending

Hyperspectral unmixing with spectral variability using a perturbed linear mixing model

Jean-Yves Tourneret, Nicolas Dobigeon, Pierre-Antoine Thouvenin

arxiv:1502.01260 v2 · 2015-02-04 · stat.ME · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LDL6Z3P43VGR73ZVUWCCLCP4Z6}

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	2026-05-18T01:22:41.276912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58d7ecedfcdd4d1fef35a5842589fccfac8221e8c66201a603e0fd911ccf2cb0

Aliases

arxiv: 1502.01260 · arxiv_version: 1502.01260v2 · doi: 10.48550/arxiv.1502.01260 · pith_short_12: LDL6Z3P43VGR · pith_short_16: LDL6Z3P43VGR73ZV · pith_short_8: LDL6Z3P4

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/LDL6Z3P43VGR73ZVUWCCLCP4Z6 \
  | 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: 58d7ecedfcdd4d1fef35a5842589fccfac8221e8c66201a603e0fd911ccf2cb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "005406f6185f496c48ff74b9e19cef6b60ce5bdc032b4cfb756b6d9eabfe38b6",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-02-04T17:22:08Z",
    "title_canon_sha256": "fafd5698797cd01c9935a90041a814a58c9dfa7d99453c9cd77451868ad36299"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01260",
    "kind": "arxiv",
    "version": 2
  }
}