Pith Number

pith:YA2ZDVLA

pith:2015:YA2ZDVLA6UNH4SCX6SMJDXGV6R

not attested not anchored not stored refs pending

Jointly Learning Non-negative Projection and Dictionary with Discriminative Graph Constraints for Classification

Meng Yang, Rongmei Lin, Weiyang Liu, Yandong Wen, Zhiding Yu

arxiv:1511.04601 v4 · 2015-11-14 · 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{YA2ZDVLA6UNH4SCX6SMJDXGV6R}

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	2026-05-18T01:09:45.732496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c03591d560f51a7e4857f49891dcd5f463e12808ea6a5670dadd0ba9b0f447e6

Aliases

arxiv: 1511.04601 · arxiv_version: 1511.04601v4 · doi: 10.48550/arxiv.1511.04601 · pith_short_12: YA2ZDVLA6UNH · pith_short_16: YA2ZDVLA6UNH4SCX · pith_short_8: YA2ZDVLA

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/YA2ZDVLA6UNH4SCX6SMJDXGV6R \
  | 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: c03591d560f51a7e4857f49891dcd5f463e12808ea6a5670dadd0ba9b0f447e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db3d0e32f7e5d6fae9ad83692537dce381e57335db44a36343d2df379fca4701",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-11-14T19:11:13Z",
    "title_canon_sha256": "9d43632bc4150dce173b4e83dfd05fc7930e24bfc8557c476891cb7b78eb3f19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04601",
    "kind": "arxiv",
    "version": 4
  }
}