Pith Number

pith:HGCOASDD

pith:2026:HGCOASDD44OQ2HJNRDHSK7DFBH

not attested not anchored not stored refs pending

EMA: Approximate Nearest Neighbor Search with General Attribute Filtering and Dynamic Updates

Baotong Lu, Chenhao Ma, James Cheng, Mocheng Li

arxiv:2606.00734 v1 · 2026-05-30 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HGCOASDD44OQ2HJNRDHSK7DFBH}

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	2026-06-02T01:04:04.150287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3984e04863e71d0d1d2d88cf257c6509c5eed4f721f5727ec8571fb754dac805

Aliases

arxiv: 2606.00734 · arxiv_version: 2606.00734v1 · doi: 10.48550/arxiv.2606.00734 · pith_short_12: HGCOASDD44OQ · pith_short_16: HGCOASDD44OQ2HJN · pith_short_8: HGCOASDD

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/HGCOASDD44OQ2HJNRDHSK7DFBH \
  | 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: 3984e04863e71d0d1d2d88cf257c6509c5eed4f721f5727ec8571fb754dac805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ed3bf4b573916044b758a06145d63ee2ca6cd69ca829d7d2b3a7c18d570ab3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-05-30T13:56:00Z",
    "title_canon_sha256": "144791c2f8237f319359559786c764a083ae0e5cdb7fe7e12be72f160726d07f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00734",
    "kind": "arxiv",
    "version": 1
  }
}