Pith Number

pith:ALTSUUIP

pith:2010:ALTSUUIPOLL2AY5DCC3UVLOCCC

not attested not anchored not stored refs pending

Generic combinatorial rigidity of periodic frameworks

Justin Malestein, Louis Theran

arxiv:1008.1837 v4 · 2010-08-11 · math.CO · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ALTSUUIPOLL2AY5DCC3UVLOCCC}

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	2026-05-18T03:42:34.145140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02e72a510f72d7a063a310b74aadc210ad4be95f0a2de81d7c001bb528c0005f

Aliases

arxiv: 1008.1837 · arxiv_version: 1008.1837v4 · doi: 10.48550/arxiv.1008.1837 · pith_short_12: ALTSUUIPOLL2 · pith_short_16: ALTSUUIPOLL2AY5D · pith_short_8: ALTSUUIP

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/ALTSUUIPOLL2AY5DCC3UVLOCCC \
  | 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: 02e72a510f72d7a063a310b74aadc210ad4be95f0a2de81d7c001bb528c0005f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22c3b07bab769172091324df10ca31c9402f23d217d50e53aa6ae7a19de05566",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-08-11T06:29:51Z",
    "title_canon_sha256": "f00f47b0617fdf4376857e25986816e8a38a019729675a8ee00d884e41c3da24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1837",
    "kind": "arxiv",
    "version": 4
  }
}