Pith Number

pith:4LTM36SG

pith:2015:4LTM36SGUKFWYCMG22MNVS5DRZ

not attested not anchored not stored refs pending

Tannakian twists of quadratic forms and orthogonal Nori motives

Baptiste Morin, Philippe Cassou-Nogu\`es

arxiv:1511.03022 v1 · 2015-11-10 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LTM36SGUKFWYCMG22MNVS5DRZ}

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	2026-05-18T01:27:17.178756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2e6cdfa46a28b6c0986d698dacba38e7805d2bfa9dafa5b4b3ead24e1da8259

Aliases

arxiv: 1511.03022 · arxiv_version: 1511.03022v1 · doi: 10.48550/arxiv.1511.03022 · pith_short_12: 4LTM36SGUKFW · pith_short_16: 4LTM36SGUKFWYCMG · pith_short_8: 4LTM36SG

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/4LTM36SGUKFWYCMG22MNVS5DRZ \
  | 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: e2e6cdfa46a28b6c0986d698dacba38e7805d2bfa9dafa5b4b3ead24e1da8259

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8caf571960b4432f968c475f7cbb63681b5c1df48b53aa4ea132c54fcbcda56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-11-10T08:48:16Z",
    "title_canon_sha256": "eeeac0ae968a9ca2adf26f1e2ea97ba2ebe6110d1419a37a6b2dde0f15bbc280"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03022",
    "kind": "arxiv",
    "version": 1
  }
}