Pith Number

pith:OJYKYSWL

pith:2011:OJYKYSWLFGPPYXCQLGDZS5GDAE

not attested not anchored not stored refs pending

Reduction of invariant constrained systems using anholonomic frames

M. Crampin, T. Mestdag

arxiv:1101.2551 v1 · 2011-01-13 · math.DG · 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{OJYKYSWLFGPPYXCQLGDZS5GDAE}

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	2026-05-18T04:23:21.059470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7270ac4acb299efc5c5059879974c30108b1a5a46aa0c1a2b9010be7b6cb27be

Aliases

arxiv: 1101.2551 · arxiv_version: 1101.2551v1 · doi: 10.48550/arxiv.1101.2551 · pith_short_12: OJYKYSWLFGPP · pith_short_16: OJYKYSWLFGPPYXCQ · pith_short_8: OJYKYSWL

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/OJYKYSWLFGPPYXCQLGDZS5GDAE \
  | 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: 7270ac4acb299efc5c5059879974c30108b1a5a46aa0c1a2b9010be7b6cb27be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfe3d5e50ac2f3989f832873412c38bb2e2fb39b61af91c45d33680814d4e9be",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-01-13T13:07:37Z",
    "title_canon_sha256": "f2891e79621d8002353aa12a913165f00a3dd256026cdbaa8d485b8bcbb53544"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2551",
    "kind": "arxiv",
    "version": 1
  }
}