Pith Number

pith:RVIZW4DK

pith:2016:RVIZW4DKQNWVEJCZ62RBLYTTLU

not attested not anchored not stored refs pending

On Reducing the Number of Visual Words in the Bag-of-Features Representation

Claudio Gennaro, Fabrizio Falchi, Giuseppe Amato

arxiv:1604.04142 v1 · 2016-04-14 · 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{RVIZW4DKQNWVEJCZ62RBLYTTLU}

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	2026-05-18T01:17:06.502112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d519b706a836d522459f6a215e2735d1186864bbea8d2cfbf5bfeac1d5e8514

Aliases

arxiv: 1604.04142 · arxiv_version: 1604.04142v1 · doi: 10.48550/arxiv.1604.04142 · pith_short_12: RVIZW4DKQNWV · pith_short_16: RVIZW4DKQNWVEJCZ · pith_short_8: RVIZW4DK

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/RVIZW4DKQNWVEJCZ62RBLYTTLU \
  | 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: 8d519b706a836d522459f6a215e2735d1186864bbea8d2cfbf5bfeac1d5e8514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7b8cd40397c959e230fbdd97c4d141394ce06a012c32f6e01bc8ccc40b65434",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-04-14T13:08:57Z",
    "title_canon_sha256": "74db270bbe575b2ffaca24940716c45685f84da674ea16ded9cc36774bbc3424"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04142",
    "kind": "arxiv",
    "version": 1
  }
}