Pith Number

pith:AE3KSLKF

pith:2018:AE3KSLKFPGH2TZYACY2MRAHNB4

not attested not anchored not stored refs pending

On essential self-adjointness for first order differential operators on domains in $\mathbb{R}^d$

Gheorghe Nenciu, Irina Nenciu

arxiv:1803.08106 v1 · 2018-03-21 · math-ph · math.AP · math.FA · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AE3KSLKFPGH2TZYACY2MRAHNB4}

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	2026-05-18T00:20:23.656791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0136a92d45798fa9e7001634c880ed0f20641a3e9500f042801839b7a51c17c5

Aliases

arxiv: 1803.08106 · arxiv_version: 1803.08106v1 · doi: 10.48550/arxiv.1803.08106 · pith_short_12: AE3KSLKFPGH2 · pith_short_16: AE3KSLKFPGH2TZYA · pith_short_8: AE3KSLKF

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/AE3KSLKFPGH2TZYACY2MRAHNB4 \
  | 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: 0136a92d45798fa9e7001634c880ed0f20641a3e9500f042801839b7a51c17c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c16fd929fcce8ab6f5350bbdbab511caecee790cc97384f590ee8709b556024",
    "cross_cats_sorted": [
      "math.AP",
      "math.FA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-03-21T19:44:29Z",
    "title_canon_sha256": "899c3f209262050992e878b70a6f129737ee7ed9d5c3c039475e7d7ddb5f3ad8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08106",
    "kind": "arxiv",
    "version": 1
  }
}