Pith Number

pith:HPVEP2JL

pith:2011:HPVEP2JLEVN6REAMMWBGYQT7HX

not attested not anchored not stored refs pending

Parameterized Picard-Vessiot extensions and Atiyah extensions

Alexey Ovchinnikov, Henri Gillet, Sergey Gorchinskiy

arxiv:1110.3526 v3 · 2011-10-16 · math.AC · math.AG · math.CA · math.CT · 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{HPVEP2JLEVN6REAMMWBGYQT7HX}

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	2026-05-18T03:30:15.050086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bea47e92b255be8900c65826c427f3dd4b8cd5accf51634029455aa2843aa3d

Aliases

arxiv: 1110.3526 · arxiv_version: 1110.3526v3 · doi: 10.48550/arxiv.1110.3526 · pith_short_12: HPVEP2JLEVN6 · pith_short_16: HPVEP2JLEVN6REAM · pith_short_8: HPVEP2JL

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/HPVEP2JLEVN6REAMMWBGYQT7HX \
  | 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: 3bea47e92b255be8900c65826c427f3dd4b8cd5accf51634029455aa2843aa3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5438d1c9970166e8922eec772e95616786e433d2e25c2fe7a478bda05b3fafc4",
    "cross_cats_sorted": [
      "math.AG",
      "math.CA",
      "math.CT",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2011-10-16T21:30:04Z",
    "title_canon_sha256": "d94c6788b92676ac98dd4895058c45ced21909600f72b6bb5d9b802017ed3c75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3526",
    "kind": "arxiv",
    "version": 3
  }
}