Pith Number

pith:HDJVEZJN

pith:2014:HDJVEZJNXQ7Y5E7XO2P2ATIEZB

not attested not anchored not stored refs pending

Low Rank Matrix Approximation in Linear Time

Sariel Har-Peled

arxiv:1410.8802 v1 · 2014-10-31 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDJVEZJNXQ7Y5E7XO2P2ATIEZB}

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	2026-05-18T02:38:53.665896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38d352652dbc3f8e93f7769fa04d04c84a1ec3f4f327c74205047ac7954aa514

Aliases

arxiv: 1410.8802 · arxiv_version: 1410.8802v1 · doi: 10.48550/arxiv.1410.8802 · pith_short_12: HDJVEZJNXQ7Y · pith_short_16: HDJVEZJNXQ7Y5E7X · pith_short_8: HDJVEZJN

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/HDJVEZJNXQ7Y5E7XO2P2ATIEZB \
  | 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: 38d352652dbc3f8e93f7769fa04d04c84a1ec3f4f327c74205047ac7954aa514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29db4f79aa236a8eecc85b9badc97152782cb1455896e00d8492a0f2ad71b599",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2014-10-31T16:46:36Z",
    "title_canon_sha256": "579813b1fe1500daf42f9dcffd32477a7664328804499a34a822af2fdba6f2b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8802",
    "kind": "arxiv",
    "version": 1
  }
}