Pith Number

pith:FFM5Z6JL

pith:2017:FFM5Z6JLQD2F6MZRHRSZPFGUCR

not attested not anchored not stored refs pending

Hyperspectral image unmixing with LiDAR data-aided spatial regularization

Mathieu Fauvel, Nicolas Dobigeon, Tatsumi Uezato

arxiv:1712.07862 v1 · 2017-12-21 · eess.IV · 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{FFM5Z6JLQD2F6MZRHRSZPFGUCR}

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	2026-05-18T00:09:18.897715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2959dcf92b80f45f33313c659794d41470cb9b2c14dfd16e82e34d53c942b667

Aliases

arxiv: 1712.07862 · arxiv_version: 1712.07862v1 · doi: 10.48550/arxiv.1712.07862 · pith_short_12: FFM5Z6JLQD2F · pith_short_16: FFM5Z6JLQD2F6MZR · pith_short_8: FFM5Z6JL

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/FFM5Z6JLQD2F6MZRHRSZPFGUCR \
  | 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: 2959dcf92b80f45f33313c659794d41470cb9b2c14dfd16e82e34d53c942b667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4de0fee512b120872440702bbfdf9ec130065615be73369b257341649d68aac",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2017-12-21T10:33:32Z",
    "title_canon_sha256": "941ced98db2830b37c68ab2e7d144085a22b6a2c5f2dad028b34524cd9ca013c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07862",
    "kind": "arxiv",
    "version": 1
  }
}