Pith Number

pith:RVRMDV37

pith:2011:RVRMDV37I5M7FXRPMFVEOIYA3C

not attested not anchored not stored refs pending

The Equilateral Pentagon at Zero Angular Momentum: Maximal Rotation Through Optimal Deformation

Holger R. Dullin, William Tong

arxiv:1111.1246 v3 · 2011-11-04 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RVRMDV37I5M7FXRPMFVEOIYA3C}

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	2026-05-18T03:43:29.666493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d62c1d77f4759f2de2f616a472300d886828435a81904467f1aa9fe807b4c6a

Aliases

arxiv: 1111.1246 · arxiv_version: 1111.1246v3 · doi: 10.48550/arxiv.1111.1246 · pith_short_12: RVRMDV37I5M7 · pith_short_16: RVRMDV37I5M7FXRP · pith_short_8: RVRMDV37

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/RVRMDV37I5M7FXRPMFVEOIYA3C \
  | 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: 8d62c1d77f4759f2de2f616a472300d886828435a81904467f1aa9fe807b4c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b686ba8d24d4826bcb88391effad687b63095bfa89fa5b49609b2ef6162ec32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-11-04T20:45:10Z",
    "title_canon_sha256": "2ad565654e5764616c64e0f82786b8f56e2cc1364d663081440b0afe2152367f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1246",
    "kind": "arxiv",
    "version": 3
  }
}