Pith Number

pith:ETUVACQD

pith:2011:ETUVACQDDC7MIBZMCOFR4S7VEU

not attested not anchored not stored refs pending

Matching Pursuits with Random Sequential Subdictionaries

Ga\"el Richard, Laurent Daudet, Manuel Moussallam

arxiv:1107.2509 v3 · 2011-07-13 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ETUVACQDDC7MIBZMCOFR4S7VEU}

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	2026-05-18T03:58:36.859634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24e9500a0318bec4072c138b1e4bf5251fa180c9dedc7ba8ef7972e9115aa6b0

Aliases

arxiv: 1107.2509 · arxiv_version: 1107.2509v3 · doi: 10.48550/arxiv.1107.2509 · pith_short_12: ETUVACQDDC7M · pith_short_16: ETUVACQDDC7MIBZM · pith_short_8: ETUVACQD

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/ETUVACQDDC7MIBZMCOFR4S7VEU \
  | 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: 24e9500a0318bec4072c138b1e4bf5251fa180c9dedc7ba8ef7972e9115aa6b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ddd40432392a1eb346e0f52e2beccb427fb28b05a433a7f243e7386b7ecfb88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-07-13T10:06:35Z",
    "title_canon_sha256": "d753c982f29ed3b562bf61c7b7ad90df02d41c55323d4b5183120cbc24831115"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2509",
    "kind": "arxiv",
    "version": 3
  }
}