Pith Number

pith:CS7VHQXU

pith:2019:CS7VHQXUTXWIF254WRZVUVDB3K

not attested not anchored not stored refs pending

Hadamard Codebook Based Deep Hashing

Chenglin Wu, Jingfei Qiu, Liujuan Cao, Mingbao Lin, Rongrong Ji, Shen Chen, Xiaoshuai Sun, Yan Wang

arxiv:1910.09182 v1 · 2019-10-21 · cs.CV · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CS7VHQXUTXWIF254WRZVUVDB3K}

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	2026-07-05T00:13:23.328525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14bf53c2f49dec82ebbcb4735a5461da805b71eb8eaaaedb3f1b875063419364

Aliases

arxiv: 1910.09182 · arxiv_version: 1910.09182v1 · doi: 10.48550/arxiv.1910.09182 · pith_short_12: CS7VHQXUTXWI · pith_short_16: CS7VHQXUTXWIF254 · pith_short_8: CS7VHQXU

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/CS7VHQXUTXWIF254WRZVUVDB3K \
  | 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: 14bf53c2f49dec82ebbcb4735a5461da805b71eb8eaaaedb3f1b875063419364

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0f1bdbac32bca39eb9500ffc6931564043faa613103784d2eac719463a45275",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-10-21T07:33:42Z",
    "title_canon_sha256": "ff176cc0e3a36ce9b18b96bf2477a80e25de7fe02d841ea23424c5d71830245c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.09182",
    "kind": "arxiv",
    "version": 1
  }
}