Pith Number

pith:QWM3FVA4

pith:2020:QWM3FVA4QHZZA7GFJTP7ZOI5V4

not attested not anchored not stored refs pending

Erd\H{o}s distinct distances in hyperbolic surfaces

Xianchang Meng, Zhipeng Lu

arxiv:2006.16565 v3 · 2020-06-30 · math.NT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWM3FVA4QHZZA7GFJTP7ZOI5V4}

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.

Cited by

1 paper in Pith

Dynamic real-time multi-UAV cooperative mission planning method under multiple constraints

Receipt and verification

First computed	2026-07-05T01:22:19.719792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8599b2d41c81f3907cc54cdffcb91daf0306fe80262102b0daf00eadf7f1e3b8

Aliases

arxiv: 2006.16565 · arxiv_version: 2006.16565v3 · doi: 10.48550/arxiv.2006.16565 · pith_short_12: QWM3FVA4QHZZ · pith_short_16: QWM3FVA4QHZZA7GF · pith_short_8: QWM3FVA4

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/QWM3FVA4QHZZA7GFJTP7ZOI5V4 \
  | 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: 8599b2d41c81f3907cc54cdffcb91daf0306fe80262102b0daf00eadf7f1e3b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdde5da18fbffe77652d80caa707b2611357700fcdf36d51c95fa0616d04bae2",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2020-06-30T06:52:39Z",
    "title_canon_sha256": "315753b508170f1fc3bacf2b1d917d34b79f51bcf720de202814ee65f66b2a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.16565",
    "kind": "arxiv",
    "version": 3
  }
}