Pith Number

pith:U2TU2QSB

pith:2012:U2TU2QSBVNBZ6R7ZAZO3QA6RRY

not attested not anchored not stored refs pending

The rigidity of periodic body-bar frameworks on the three-dimensional fixed torus

Elissa Ross

arxiv:1203.6611 v1 · 2012-03-29 · 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{U2TU2QSBVNBZ6R7ZAZO3QA6RRY}

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	2026-05-18T02:57:15.164699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6a74d4241ab439f47f9065db803d18e1705136aa778c29af28abf36a2bd33c1

Aliases

arxiv: 1203.6611 · arxiv_version: 1203.6611v1 · doi: 10.48550/arxiv.1203.6611 · pith_short_12: U2TU2QSBVNBZ · pith_short_16: U2TU2QSBVNBZ6R7Z · pith_short_8: U2TU2QSB

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/U2TU2QSBVNBZ6R7ZAZO3QA6RRY \
  | 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: a6a74d4241ab439f47f9065db803d18e1705136aa778c29af28abf36a2bd33c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8b27636f87999246334fe63ad9a88c2a2d7b5e6b96a64ca7646aceebee2cde9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2012-03-29T18:03:53Z",
    "title_canon_sha256": "7c0e73d842a1845e7060933bf3457dc6418320b7b0055d3fcd5e8e2998fc592e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6611",
    "kind": "arxiv",
    "version": 1
  }
}