Pith Number

pith:ODKABOEY

pith:2015:ODKABOEYD6RG6NE677TACN7FQ5

not attested not anchored not stored refs pending

A generalised isodiametric problem

Christos Pelekis

arxiv:1507.01631 v2 · 2015-07-06 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ODKABOEYD6RG6NE677TACN7FQ5}

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	2026-05-18T01:35:54.088801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70d400b8981fa26f349effe60137e58766e0ea2bbc7c1e27d377e99eaa8736c2

Aliases

arxiv: 1507.01631 · arxiv_version: 1507.01631v2 · doi: 10.48550/arxiv.1507.01631 · pith_short_12: ODKABOEYD6RG · pith_short_16: ODKABOEYD6RG6NE6 · pith_short_8: ODKABOEY

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/ODKABOEYD6RG6NE677TACN7FQ5 \
  | 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: 70d400b8981fa26f349effe60137e58766e0ea2bbc7c1e27d377e99eaa8736c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a13721af85c91891583ee038a434d814363b8e27e15ade8214a080d7aa2973e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-07-06T22:06:35Z",
    "title_canon_sha256": "3d852ca0c37b5141f942b0ee4bd9a3f9ad010d6c4134adbfaec3d5c68acbcf32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01631",
    "kind": "arxiv",
    "version": 2
  }
}