Pith Number

pith:ZECDFU6Z

pith:2015:ZECDFU6ZGNFVV342NWCPV4VJKP

not attested not anchored not stored refs pending

Sublinear Approximation Algorithms for Boxicity and Related Problems

Abhijin Adiga, Jasine Babu, L. Sunil Chandran

arxiv:1505.04918 v2 · 2015-05-19 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZECDFU6ZGNFVV342NWCPV4VJKP}

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	2026-05-18T01:55:52.343591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c90432d3d9334b5aef9a6d84faf2a953c804f985f613d3efb22ddd51338ffa20

Aliases

arxiv: 1505.04918 · arxiv_version: 1505.04918v2 · doi: 10.48550/arxiv.1505.04918 · pith_short_12: ZECDFU6ZGNFV · pith_short_16: ZECDFU6ZGNFVV342 · pith_short_8: ZECDFU6Z

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/ZECDFU6ZGNFVV342NWCPV4VJKP \
  | 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: c90432d3d9334b5aef9a6d84faf2a953c804f985f613d3efb22ddd51338ffa20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75f0edd155a7f2b037915096cc7abbd132f9318742e769479194dab981b97574",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-05-19T09:19:39Z",
    "title_canon_sha256": "f63380d66724774d97758e6a35259d265e38a370eeca49a4637780698f6db5da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04918",
    "kind": "arxiv",
    "version": 2
  }
}