Pith Number

pith:EKJ7LYJ6

pith:2017:EKJ7LYJ63N5BAOXL3BAC36SHFU

not attested not anchored not stored refs pending

Hermitian and skew hermitian forms over local rings

Fernando Szechtman, James Cruickshank, Rachel Quinlan

arxiv:1705.01562 v2 · 2017-05-03 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EKJ7LYJ63N5BAOXL3BAC36SHFU}

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	2026-05-18T00:19:04.111350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2293f5e13edb7a103aebd8402dfa472d272396efd7acbb6b6df852785263bf67

Aliases

arxiv: 1705.01562 · arxiv_version: 1705.01562v2 · doi: 10.48550/arxiv.1705.01562 · pith_short_12: EKJ7LYJ63N5B · pith_short_16: EKJ7LYJ63N5BAOXL · pith_short_8: EKJ7LYJ6

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/EKJ7LYJ63N5BAOXL3BAC36SHFU \
  | 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: 2293f5e13edb7a103aebd8402dfa472d272396efd7acbb6b6df852785263bf67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da77eb3232d620191d35a7d8c5e875a2eab25b0626a9d6955df76cca2cb804a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-05-03T18:00:10Z",
    "title_canon_sha256": "a44dbc9262b511df80a3f0f340d4b4e685528e12c6706788bbd9c4deee0541ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01562",
    "kind": "arxiv",
    "version": 2
  }
}