Pith Number

pith:TIGRT2HC

pith:2013:TIGRT2HCHYDSOJWBEMYEHZNHUP

not attested not anchored not stored refs pending

Approximation Algorithms for Movement Repairmen

Guy Kortsarz, MohammadTaghi Hajiaghayi, M. Reza Khani, Rohit Khandekar

arxiv:1306.3739 v2 · 2013-06-17 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TIGRT2HCHYDSOJWBEMYEHZNHUP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:20:44.756165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a0d19e8e23e072726c1233043e5a7a3ef1496925ae9ab6c315d9220d1a28254

Aliases

arxiv: 1306.3739 · arxiv_version: 1306.3739v2 · doi: 10.48550/arxiv.1306.3739 · pith_short_12: TIGRT2HCHYDS · pith_short_16: TIGRT2HCHYDSOJWB · pith_short_8: TIGRT2HC

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/TIGRT2HCHYDSOJWBEMYEHZNHUP \
  | 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: 9a0d19e8e23e072726c1233043e5a7a3ef1496925ae9ab6c315d9220d1a28254

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d62dd3d12d8538fbf7e504a14ec627a8f4d0ed7a5f55abb5d70709389462a3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-06-17T05:21:58Z",
    "title_canon_sha256": "6a5390212a4ce7ccf2fc65c0025e5eabadf5ba0f8a935eef05aeb664a639bb44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3739",
    "kind": "arxiv",
    "version": 2
  }
}