Pith Number

pith:VA5ZE2SO

pith:2014:VA5ZE2SOPYUIB2KYKJIXF5OITS

not attested not anchored not stored refs pending

Network installation and recovery: approximation lower bounds and faster exact formulations

\'Ad\'am D. Lelkes, Alexander Gutfraind, Jeremy Kun, Lev Reyzin

arxiv:1411.3640 v1 · 2014-11-13 · 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{VA5ZE2SOPYUIB2KYKJIXF5OITS}

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	2026-05-18T02:37:43.274824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a83b926a4e7e2880e958525172f5c89c8d047139c514b6f31ad514f1f6bdf619

Aliases

arxiv: 1411.3640 · arxiv_version: 1411.3640v1 · doi: 10.48550/arxiv.1411.3640 · pith_short_12: VA5ZE2SOPYUI · pith_short_16: VA5ZE2SOPYUIB2KY · pith_short_8: VA5ZE2SO

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/VA5ZE2SOPYUIB2KYKJIXF5OITS \
  | 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: a83b926a4e7e2880e958525172f5c89c8d047139c514b6f31ad514f1f6bdf619

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69f523c8d5a90bd3028d5e8bf3e10f5c649c753b94498b533de617b2542cd289",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-11-13T18:01:33Z",
    "title_canon_sha256": "a43a11b6b228bd63754f17371cb70873cc76bdb9182e74d0d73e4d7a9bb6af2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3640",
    "kind": "arxiv",
    "version": 1
  }
}