Pith Number

pith:LEAXXQW2

pith:2021:LEAXXQW2WHCKUIILNLHMEFJPSF

not attested not anchored not stored refs pending

Gromov-Hausdorff Distance Between Segment and Circle

Alexey A. Tuzhilin, Yibo Ji

arxiv:2101.05762 v1 · 2021-01-14 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEAXXQW2WHCKUIILNLHMEFJPSF}

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	2026-07-05T02:06:59.350956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59017bc2dab1c4aa210b6acec2152f915e2c2ba337887a4506a7cc6ea1f245bc

Aliases

arxiv: 2101.05762 · arxiv_version: 2101.05762v1 · doi: 10.48550/arxiv.2101.05762 · pith_short_12: LEAXXQW2WHCK · pith_short_16: LEAXXQW2WHCKUIIL · pith_short_8: LEAXXQW2

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/LEAXXQW2WHCKUIILNLHMEFJPSF \
  | 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: 59017bc2dab1c4aa210b6acec2152f915e2c2ba337887a4506a7cc6ea1f245bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff85249b29afb044df6e028119c1d32ad4071cf2964b4126dddc31a527991f4c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2021-01-14T18:05:27Z",
    "title_canon_sha256": "5497a3866106577ae92e87c0580364952df2db7017f252e459da5b8556452a59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05762",
    "kind": "arxiv",
    "version": 1
  }
}