Pith Number

pith:WRH46T4U

pith:2018:WRH46T4UT6YE6QZDMYT6BQFIPC

not attested not anchored not stored refs pending

Gluing action groupoids: Fredholm conditions and layer potentials

Catarina Carvalho, R\'emi C\^ome, Yu Qiao

arxiv:1811.07699 v1 · 2018-11-16 · math.OA · math.AP · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WRH46T4UT6YE6QZDMYT6BQFIPC}

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	2026-05-18T00:00:23.717814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b44fcf4f949fb04f43236627e0c0a87891e801194b979525d8e43e618c8a82e5

Aliases

arxiv: 1811.07699 · arxiv_version: 1811.07699v1 · doi: 10.48550/arxiv.1811.07699 · pith_short_12: WRH46T4UT6YE · pith_short_16: WRH46T4UT6YE6QZD · pith_short_8: WRH46T4U

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/WRH46T4UT6YE6QZDMYT6BQFIPC \
  | 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: b44fcf4f949fb04f43236627e0c0a87891e801194b979525d8e43e618c8a82e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ef92a3f04555eb6e7f8ac6013bb651ac468879d348e84be9c4edd4e19c1c0c",
    "cross_cats_sorted": [
      "math.AP",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2018-11-16T14:20:45Z",
    "title_canon_sha256": "3e96dc6f0f44b762f306b8caa3d2ee42b7e0adcb0d79464cf4fdf1b23ba98103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07699",
    "kind": "arxiv",
    "version": 1
  }
}