Pith Number

pith:66LW5S5Q

pith:2017:66LW5S5QKGACVACJR2ERROEA3T

not attested not anchored not stored refs pending

Efficient Approximations for the Online Dispersion Problem

Bo Li, Jing Chen, Yingkai Li

arxiv:1704.06823 v1 · 2017-04-22 · 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{66LW5S5QKGACVACJR2ERROEA3T}

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	2026-05-18T00:45:55.661701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7976ecbb051802a80498e8918b880dcd8375b7c05048821e795c93a4f78f877

Aliases

arxiv: 1704.06823 · arxiv_version: 1704.06823v1 · doi: 10.48550/arxiv.1704.06823 · pith_short_12: 66LW5S5QKGAC · pith_short_16: 66LW5S5QKGACVACJ · pith_short_8: 66LW5S5Q

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/66LW5S5QKGACVACJR2ERROEA3T \
  | 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: f7976ecbb051802a80498e8918b880dcd8375b7c05048821e795c93a4f78f877

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01fc5ae83f4d408d435d98669635973f3d7afdf1c1287d16f0ca7807c8d2ad38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-04-22T17:29:58Z",
    "title_canon_sha256": "aed3e77f1fc24b27c4114e8124879a3b237467a6766679a750cdca2ac85e7dab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06823",
    "kind": "arxiv",
    "version": 1
  }
}