Pith Number

pith:TOL64M57

pith:2013:TOL64M574JHAKB7W54VMPBQPEY

not attested not anchored not stored refs pending

Network Design with Coverage Costs

Seeun Umboh, Shuchi Chawla, Siddharth Barman

arxiv:1304.3868 v2 · 2013-04-14 · 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{TOL64M574JHAKB7W54VMPBQPEY}

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	2026-05-18T03:17:14.393839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b97ee33bfe24e0507f6ef2ac7860f2620683e16051fd2cc73ce899cc184d191

Aliases

arxiv: 1304.3868 · arxiv_version: 1304.3868v2 · doi: 10.48550/arxiv.1304.3868 · pith_short_12: TOL64M574JHA · pith_short_16: TOL64M574JHAKB7W · pith_short_8: TOL64M57

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/TOL64M574JHAKB7W54VMPBQPEY \
  | 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: 9b97ee33bfe24e0507f6ef2ac7860f2620683e16051fd2cc73ce899cc184d191

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9ab6a8836777a3c64e50ee4f8033d88559be14f05c0df6c8933021e37608b2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-04-14T01:11:32Z",
    "title_canon_sha256": "f4892c818ad2e7371094e3197ee71890d06a27b7945459f2ba3e464651c67422"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3868",
    "kind": "arxiv",
    "version": 2
  }
}