Pith Number

pith:IX5N6S4E

pith:2019:IX5N6S4EXKTOWIWKULYEWKSKPR

not attested not anchored not stored refs pending

Supervised Online Hashing via Hadamard Codebook Learning

Hong Liu, Mingbao Lin, Rongrong Ji, Yongjian Liu

arxiv:1905.03694 v2 · 2019-04-28 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IX5N6S4EXKTOWIWKULYEWKSKPR}

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	2026-05-17T23:45:08.888258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45fadf4b84baa6eb22caa2f04b2a4a7c790cf73b1b87f8d7e9940da882fc853f

Aliases

arxiv: 1905.03694 · arxiv_version: 1905.03694v2 · doi: 10.48550/arxiv.1905.03694 · pith_short_12: IX5N6S4EXKTO · pith_short_16: IX5N6S4EXKTOWIWK · pith_short_8: IX5N6S4E

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/IX5N6S4EXKTOWIWKULYEWKSKPR \
  | 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: 45fadf4b84baa6eb22caa2f04b2a4a7c790cf73b1b87f8d7e9940da882fc853f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ad642b4fdc700e99548c23b275053e4d3135e8418d3aca1471190fd61af5593",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-28T02:33:53Z",
    "title_canon_sha256": "17ffc43b1a499fa9729aff97e029693e7792049ae8bf3a30a89352068f2c5f90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03694",
    "kind": "arxiv",
    "version": 2
  }
}