Pith Number

pith:KPVH4F2W

pith:2012:KPVH4F2WZOGPPCL22LP3PDEL5F

not attested not anchored not stored refs pending

Rendezvous of two robots with visible bits

Giovanni Viglietta

arxiv:1211.6039 v2 · 2012-11-26 · cs.MA · cs.CG · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPVH4F2WZOGPPCL22LP3PDEL5F}

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	2026-05-18T03:39:52.536963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53ea7e1756cb8cf7897ad2dfb78c8be97f85099094121a14694ecd454dbb9e23

Aliases

arxiv: 1211.6039 · arxiv_version: 1211.6039v2 · doi: 10.48550/arxiv.1211.6039 · pith_short_12: KPVH4F2WZOGP · pith_short_16: KPVH4F2WZOGPPCL2 · pith_short_8: KPVH4F2W

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/KPVH4F2WZOGPPCL22LP3PDEL5F \
  | 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: 53ea7e1756cb8cf7897ad2dfb78c8be97f85099094121a14694ecd454dbb9e23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6899314c9d741b0a560695af3a47a37370e5373c70298fbfbd9a5f9a602c3b96",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2012-11-26T17:55:01Z",
    "title_canon_sha256": "00b28ac12ee2a02acf08a1d973d8338410fdb0f6e90fa8f09cd52c470bf96bfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6039",
    "kind": "arxiv",
    "version": 2
  }
}