Pith Number

pith:HXOS4ZQ3

pith:2011:HXOS4ZQ3OSG5QY6LIRUYR3TVIW

not attested not anchored not stored refs pending

Miniversal deformations of pairs of symmetric matrices under congruence

Andrii Dmytryshyn

arxiv:1104.2530 v2 · 2011-04-13 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HXOS4ZQ3OSG5QY6LIRUYR3TVIW}

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	2026-05-18T00:14:41.764376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ddd2e661b748dd863cb446988ee754580e0030355310c2bc9e29e2e9051f2ce

Aliases

arxiv: 1104.2530 · arxiv_version: 1104.2530v2 · doi: 10.48550/arxiv.1104.2530 · pith_short_12: HXOS4ZQ3OSG5 · pith_short_16: HXOS4ZQ3OSG5QY6L · pith_short_8: HXOS4ZQ3

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/HXOS4ZQ3OSG5QY6LIRUYR3TVIW \
  | 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: 3ddd2e661b748dd863cb446988ee754580e0030355310c2bc9e29e2e9051f2ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94653a69fa2077c8adad300edbbb896868b0f53793946d43389e8dd63f2a0981",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2011-04-13T15:43:18Z",
    "title_canon_sha256": "4d797dda90c89b6d267348730af2d5ff0d107d6117a6517c5fb0b595cd7a3bd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2530",
    "kind": "arxiv",
    "version": 2
  }
}