Pith Number

pith:IFVUXJM6

pith:2018:IFVUXJM6BBNI62JQVGDZ2N4NG5

not attested not anchored not stored refs pending

Revisiting the Inverted Indices for Billion-Scale Approximate Nearest Neighbors

Artem Babenko, Dmitry Baranchuk, Yury Malkov

arxiv:1802.02422 v2 · 2018-02-07 · 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{IFVUXJM6BBNI62JQVGDZ2N4NG5}

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	2026-05-18T00:10:10.731138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

416b4ba59e085a8f6930a9879d378d377a2e9781c38deec20bd455d30756b0f4

Aliases

arxiv: 1802.02422 · arxiv_version: 1802.02422v2 · doi: 10.48550/arxiv.1802.02422 · pith_short_12: IFVUXJM6BBNI · pith_short_16: IFVUXJM6BBNI62JQ · pith_short_8: IFVUXJM6

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/IFVUXJM6BBNI62JQVGDZ2N4NG5 \
  | 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: 416b4ba59e085a8f6930a9879d378d377a2e9781c38deec20bd455d30756b0f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e26cefc03ddf9146bf0fb6e753a9824878399df7957b779c2c2053942988788",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-07T14:01:04Z",
    "title_canon_sha256": "ce875a1b81d3f81f9fd586f9a554425e8564e63fe29bd340c81a73e5ed9220e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02422",
    "kind": "arxiv",
    "version": 2
  }
}