Pith Number

pith:ZUJTS3TE

pith:2015:ZUJTS3TE2UO55LDXNW62SMT7CG

not attested not anchored not stored refs pending

Robust hyperspectral image classification with rejection fields

Filipe Condessa, Jelena Kovacevic, Jose Bioucas-Dias

arxiv:1504.07918 v1 · 2015-04-29 · 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{ZUJTS3TE2UO55LDXNW62SMT7CG}

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	2026-05-18T02:17:31.909829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd13396e64d51ddeac776dbda9327f118ee31b57ebbddc42151ee45f6bc2d06f

Aliases

arxiv: 1504.07918 · arxiv_version: 1504.07918v1 · doi: 10.48550/arxiv.1504.07918 · pith_short_12: ZUJTS3TE2UO5 · pith_short_16: ZUJTS3TE2UO55LDX · pith_short_8: ZUJTS3TE

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/ZUJTS3TE2UO55LDXNW62SMT7CG \
  | 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: cd13396e64d51ddeac776dbda9327f118ee31b57ebbddc42151ee45f6bc2d06f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae25611d3ac82e5fae7025153937b9f0eeb11f3cdf69940bc486ff752235ddcc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-04-29T16:30:45Z",
    "title_canon_sha256": "fea2289eac81923e89f1bd8a494e8feca73a1a62cc269a4a0b33de55936da960"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07918",
    "kind": "arxiv",
    "version": 1
  }
}