Pith Number

pith:B3BJRKHD

pith:2014:B3BJRKHD7HKK7Y7ZI4P4RUODQD

not attested not anchored not stored refs pending

Compression for Quadratic Similarity Queries: Finite Blocklength and Practical Schemes

Amir Ingber, Fabian Steiner, Steffen Dempfle, Tsachy Weissman

arxiv:1404.5173 v2 · 2014-04-21 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3BJRKHD7HKK7Y7ZI4P4RUODQD}

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	2026-05-18T02:52:05.863948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ec298a8e3f9d4afe3f9471fc8d1c380c0e299ed5e44bab176d59655c894294f

Aliases

arxiv: 1404.5173 · arxiv_version: 1404.5173v2 · doi: 10.48550/arxiv.1404.5173 · pith_short_12: B3BJRKHD7HKK · pith_short_16: B3BJRKHD7HKK7Y7Z · pith_short_8: B3BJRKHD

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/B3BJRKHD7HKK7Y7ZI4P4RUODQD \
  | 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: 0ec298a8e3f9d4afe3f9471fc8d1c380c0e299ed5e44bab176d59655c894294f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c28aa602d9d4b73ca5c1d469b0853407dce8ac2d67d3ff5ac5390cb6e1cd4baa",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-04-21T11:38:05Z",
    "title_canon_sha256": "e6a00438bd0f7b3569fa2f8112142abb6c50cd94d0dc250a4482354cc9e29e6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5173",
    "kind": "arxiv",
    "version": 2
  }
}