Pith Number

pith:ZYJ4GSRO

pith:2014:ZYJ4GSRO7LHUB5E6MT2F6H3A5H

not attested not anchored not stored refs pending

Recovering rank-one matrices via rank-r matrices relaxation

Hung Hung, Pengwen Chen

arxiv:1405.1483 v1 · 2014-05-07 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZYJ4GSRO7LHUB5E6MT2F6H3A5H}

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	2026-05-18T02:52:24.795947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce13c34a2efacf40f49e64f45f1f60e9ff5c5dc84b73a8ffbc9fc51f46aca865

Aliases

arxiv: 1405.1483 · arxiv_version: 1405.1483v1 · doi: 10.48550/arxiv.1405.1483 · pith_short_12: ZYJ4GSRO7LHU · pith_short_16: ZYJ4GSRO7LHUB5E6 · pith_short_8: ZYJ4GSRO

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/ZYJ4GSRO7LHUB5E6MT2F6H3A5H \
  | 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: ce13c34a2efacf40f49e64f45f1f60e9ff5c5dc84b73a8ffbc9fc51f46aca865

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "422a5af7a5e759b9ce713f0e9115c5ab54a81fe392eea7db1223a549757563dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-05-07T01:33:13Z",
    "title_canon_sha256": "207c7df8f5f12db55a78e1a9abdcbc6645122f774e3749d72e5070b65b8cc011"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1483",
    "kind": "arxiv",
    "version": 1
  }
}