Pith Number

pith:DB3K6HXF

pith:2006:DB3K6HXFLJXR7GWDQS6YRXJXBN

not attested not anchored not stored refs pending

Algebraic Signal Processing Theory

Jos\'e M. F. Moura, Markus P\"uschel

arxiv:cs/0612077 v2 · 2006-12-15 · 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{DB3K6HXFLJXR7GWDQS6YRXJXBN}

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.

Cited by

1 paper in Pith

GSPRec: On Improving Item Representations in Graph Signal Processing for Collaborative Filtering

Receipt and verification

First computed	2026-07-05T02:38:58.157778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1876af1ee55a6f1f9ac384bd88dd370b726af2a317ef607ea85b22886b605584

Aliases

arxiv: cs/0612077 · arxiv_version: cs/0612077v2 · doi: 10.48550/arxiv.cs/0612077 · pith_short_12: DB3K6HXFLJXR · pith_short_16: DB3K6HXFLJXR7GWD · pith_short_8: DB3K6HXF

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/DB3K6HXFLJXR7GWDQS6YRXJXBN \
  | 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: 1876af1ee55a6f1f9ac384bd88dd370b726af2a317ef607ea85b22886b605584

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dac449985f69863bbc5653dbbbe198e8396ac01cb30d45f67fc32457268de03",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2006-12-15T20:01:11Z",
    "title_canon_sha256": "4e0d9900d7c0a913767c420d417efc89e2908401947b8e7a88ed0d7c981f0dfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0612077",
    "kind": "arxiv",
    "version": 2
  }
}