Pith Number

pith:3SKJRZHS

pith:2015:3SKJRZHSW3NYDYHZVH6V4OAW2Q

not attested not anchored not stored refs pending

Fast forward feature selection for the nonlinear classification of hyperspectral images

Anthony Zullo, Clement Dechesne, Fr\'ed\'eric Ferraty, Mathieu Fauvel

arxiv:1501.00857 v1 · 2015-01-05 · 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{3SKJRZHSW3NYDYHZVH6V4OAW2Q}

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	2026-05-18T02:30:01.695338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc9498e4f2b6db81e0f9a9fd5e3816d404c835efc93f4f4bc1058bdab45c3503

Aliases

arxiv: 1501.00857 · arxiv_version: 1501.00857v1 · doi: 10.48550/arxiv.1501.00857 · pith_short_12: 3SKJRZHSW3NY · pith_short_16: 3SKJRZHSW3NYDYHZ · pith_short_8: 3SKJRZHS

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/3SKJRZHSW3NYDYHZVH6V4OAW2Q \
  | 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: dc9498e4f2b6db81e0f9a9fd5e3816d404c835efc93f4f4bc1058bdab45c3503

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "679dbf9ed52d7c66e2af58954f9eb1989b06e2c63dccbebb9137f799949fb596",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-01-05T13:37:37Z",
    "title_canon_sha256": "74e96ef2d7ffc2c5acc6496d29114186bed5c563ad16438b1ea4d436ecac29e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00857",
    "kind": "arxiv",
    "version": 1
  }
}