Pith Number

pith:IWQ7WW4T

pith:2011:IWQ7WW4T3EYGSELDYGH2X2EQQ5

not attested not anchored not stored refs pending

Twisted Angles for Central Configurations Formed By Two Twisted Regular Polygons

Yu Xiang, Zhang Shiqing

arxiv:1110.3375 v1 · 2011-10-15 · math.CA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWQ7WW4T3EYGSELDYGH2X2EQQ5}

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	2026-05-18T04:10:55.982327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45a1fb5b93d930691163c18fabe8908754571c5645089510b011d6eca780ccd2

Aliases

arxiv: 1110.3375 · arxiv_version: 1110.3375v1 · doi: 10.48550/arxiv.1110.3375 · pith_short_12: IWQ7WW4T3EYG · pith_short_16: IWQ7WW4T3EYGSELD · pith_short_8: IWQ7WW4T

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/IWQ7WW4T3EYGSELDYGH2X2EQQ5 \
  | 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: 45a1fb5b93d930691163c18fabe8908754571c5645089510b011d6eca780ccd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd317a236ec7dee49fcc352e09f525008000c1780e7d51beb0bbe03c575fea0c",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-10-15T03:39:14Z",
    "title_canon_sha256": "11f834c3d1b73d333f0fb7bbfc961e975a0b72b48340ae8ef859ec4878920bb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3375",
    "kind": "arxiv",
    "version": 1
  }
}