Pith Number

pith:XGDSU4KA

pith:2015:XGDSU4KAAQQUJ4VQ66FGOKGJGV

not attested not anchored not stored refs pending

Rationally Isomorphic Hermitian Forms and Torsors of Some Non-Reductive Groups

Eva Bayer-Fluckiger, Uriya A. First

arxiv:1506.07147 v4 · 2015-06-23 · 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{XGDSU4KAAQQUJ4VQ66FGOKGJGV}

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	2026-05-18T00:49:52.667334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9872a7140042144f2b0f78a6728c9354aca90e41cb69855e05d8a4b1bb4a6ba

Aliases

arxiv: 1506.07147 · arxiv_version: 1506.07147v4 · doi: 10.48550/arxiv.1506.07147 · pith_short_12: XGDSU4KAAQQU · pith_short_16: XGDSU4KAAQQUJ4VQ · pith_short_8: XGDSU4KA

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/XGDSU4KAAQQUJ4VQ66FGOKGJGV \
  | 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: b9872a7140042144f2b0f78a6728c9354aca90e41cb69855e05d8a4b1bb4a6ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a30791a1fcc09b112d61ca90bcb7966ff51540162b82b4512663fb672d7c40a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-06-23T19:20:19Z",
    "title_canon_sha256": "ae41faf058b2cf1aae00c4f8c75d5b817bf24c4b009281bee50338b05ffb7632"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07147",
    "kind": "arxiv",
    "version": 4
  }
}