Pith Number

pith:QCBRYFKK

pith:2018:QCBRYFKKFKWGFNYTLAPVYFFGGQ

not attested not anchored not stored refs pending

A Planar Tracking Game with Sensing Delays and its MATLAB Implementation

Chifu Yang, Miao Li, Nan Yu

arxiv:1801.02815 v1 · 2018-01-09 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QCBRYFKKFKWGFNYTLAPVYFFGGQ}

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	2026-05-18T00:26:22.371876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80831c154a2aac62b713581f5c14a6340b9cd276d144cf146fa920c2ac631a56

Aliases

arxiv: 1801.02815 · arxiv_version: 1801.02815v1 · doi: 10.48550/arxiv.1801.02815 · pith_short_12: QCBRYFKKFKWG · pith_short_16: QCBRYFKKFKWGFNYT · pith_short_8: QCBRYFKK

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/QCBRYFKKFKWGFNYTLAPVYFFGGQ \
  | 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: 80831c154a2aac62b713581f5c14a6340b9cd276d144cf146fa920c2ac631a56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a265bda4935981057e78e18529a4ea57a0a8e1da2c8c230dbf8a7d1e73ce22c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-01-09T06:42:58Z",
    "title_canon_sha256": "d063503e4bc71a1869710d47c2e8b693811a3ae7a1612a18011c92d60460611d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02815",
    "kind": "arxiv",
    "version": 1
  }
}