Pith Number

pith:LIFMV5KY

pith:2018:LIFMV5KYREQTMIIS6EYPELUUI5

not attested not anchored not stored refs pending

Approximation Algorithms for Minimum Norm and Ordered Optimization Problems

Chaitanya Swamy, Deeparnab Chakrabarty

arxiv:1811.05022 v1 · 2018-11-12 · 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{LIFMV5KYREQTMIIS6EYPELUUI5}

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	2026-05-18T00:01:01.427918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a0acaf5588921362112f130f22e94474fb4616eeb7583f3425f3abab393ecc6

Aliases

arxiv: 1811.05022 · arxiv_version: 1811.05022v1 · doi: 10.48550/arxiv.1811.05022 · pith_short_12: LIFMV5KYREQT · pith_short_16: LIFMV5KYREQTMIIS · pith_short_8: LIFMV5KY

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/LIFMV5KYREQTMIIS6EYPELUUI5 \
  | 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: 5a0acaf5588921362112f130f22e94474fb4616eeb7583f3425f3abab393ecc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c694f9a5868a283f9177d535d33e1d29ce3ff9887c13db9b1b3d1a0db8e3bc4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-11-12T22:10:29Z",
    "title_canon_sha256": "eb3bf2cdd48b86801bdb206cd9ba56038c6563dee082d3c116bbd83dc96119c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05022",
    "kind": "arxiv",
    "version": 1
  }
}