Pith Number

pith:P42N3PT4

pith:2022:P42N3PT4AR4ZSC5G2PVADTYCYJ

not attested not anchored not stored refs pending

Entropic Descent Archetypal Analysis for Blind Hyperspectral Unmixing

(2) HZDR), Alexandre Zouaoui (1), Behnood Rasti (2), CNRS, Gedeon Muhawenayo (1), Grenoble INP, Inria, Jocelyn Chanussot (1), Julien Mairal (1) ((1) Thoth, LJK, UGA

arxiv:2209.11002 v2 · 2022-09-22 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P42N3PT4AR4ZSC5G2PVADTYCYJ}

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	2026-07-05T05:00:46.286245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f34ddbe7c0479990ba6d3ea01cf02c25da028bc1999cb029001b53f5632d488

Aliases

arxiv: 2209.11002 · arxiv_version: 2209.11002v2 · doi: 10.48550/arxiv.2209.11002 · pith_short_12: P42N3PT4AR4Z · pith_short_16: P42N3PT4AR4ZSC5G · pith_short_8: P42N3PT4

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/P42N3PT4AR4ZSC5G2PVADTYCYJ \
  | 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: 7f34ddbe7c0479990ba6d3ea01cf02c25da028bc1999cb029001b53f5632d488

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc89d4acdfd23a58bf4ea11b3b4df92dac57276da5f12bdafcdf9032f385d2a",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-09-22T13:34:21Z",
    "title_canon_sha256": "2ea3fc23288a2b5d0a945a97dda6da229ae039a8f42735ee38e00224bf26dd06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.11002",
    "kind": "arxiv",
    "version": 2
  }
}