Pith Number

pith:BIWFT4JJ

pith:2018:BIWFT4JJYPQ3HBRSW3C3JWQF4Z

not attested not anchored not stored refs pending

Hyper-Hue and EMAP on Hyperspectral Images for Supervised Layer Decomposition of Old Master Drawings

AmirAbbas Davari, Andreas Maier, Armin Haeberle, Christian Riess, Nikolaos Sakaltras, Sulaiman Vesal, Vincent Christlein

arxiv:1801.09472 v2 · 2018-01-29 · cs.CV · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BIWFT4JJYPQ3HBRSW3C3JWQF4Z}

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	2026-05-18T00:14:53.864082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a2c59f129c3e1b38632b6c5b4da05e64ad4d5713c4031e72c37578a183dfecc

Aliases

arxiv: 1801.09472 · arxiv_version: 1801.09472v2 · doi: 10.48550/arxiv.1801.09472 · pith_short_12: BIWFT4JJYPQ3 · pith_short_16: BIWFT4JJYPQ3HBRS · pith_short_8: BIWFT4JJ

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/BIWFT4JJYPQ3HBRSW3C3JWQF4Z \
  | 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: 0a2c59f129c3e1b38632b6c5b4da05e64ad4d5713c4031e72c37578a183dfecc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7260d5f5063ef7dfb0c5c1ce27601777bf55cf21a2877531ce462d4b465a0b32",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-29T12:29:44Z",
    "title_canon_sha256": "9fb3c1cafd9bada8b251f00c78d3bc5109aed1f6eaebc63c509e62e567b825dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09472",
    "kind": "arxiv",
    "version": 2
  }
}