Pith Number

pith:4YVS3ECF

pith:2014:4YVS3ECFPUVFCLVGNBDDWRHPYX

not attested not anchored not stored refs pending

Image retrieval with hierarchical matching pursuit

Shasha Bu, Yu-Jin Zhang

arxiv:1406.0588 v2 · 2014-06-03 · 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{4YVS3ECFPUVFCLVGNBDDWRHPYX}

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	2026-05-18T02:50:23.880627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e62b2d90457d2a512ea668463b44efc5c3489d72b9502319c3cac5a40ffe6ad4

Aliases

arxiv: 1406.0588 · arxiv_version: 1406.0588v2 · doi: 10.48550/arxiv.1406.0588 · pith_short_12: 4YVS3ECFPUVF · pith_short_16: 4YVS3ECFPUVFCLVG · pith_short_8: 4YVS3ECF

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/4YVS3ECFPUVFCLVGNBDDWRHPYX \
  | 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: e62b2d90457d2a512ea668463b44efc5c3489d72b9502319c3cac5a40ffe6ad4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f292889906dc6bef083676e4372aee6a8a21574383ca80b712c9a10a8e906900",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-06-03T06:32:24Z",
    "title_canon_sha256": "25464a84ec0edd366d6d9aee9d289b2ef3c7ed81623a7de8d44b689fb6e66bd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0588",
    "kind": "arxiv",
    "version": 2
  }
}