Pith Number

pith:FHOSSYYE

pith:2019:FHOSSYYEJSSJOQJRXAVFNT6DOE

not attested not anchored not stored refs pending

Interior estimates for the eigenfunctions of the fractional Laplacian on a bounded Euclidean domain

Cheng Zhang, Xiaoqi Huang, Yannick Sire

arxiv:1907.08107 v1 · 2019-07-18 · math.AP · math.CA · math.PR · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FHOSSYYEJSSJOQJRXAVFNT6DOE}

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	2026-05-17T23:40:15.096271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29dd2963044ca4974131b82a56cfc3713005ee2538c1c3c0979e5e9d89c03b1f

Aliases

arxiv: 1907.08107 · arxiv_version: 1907.08107v1 · doi: 10.48550/arxiv.1907.08107 · pith_short_12: FHOSSYYEJSSJ · pith_short_16: FHOSSYYEJSSJOQJR · pith_short_8: FHOSSYYE

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/FHOSSYYEJSSJOQJRXAVFNT6DOE \
  | 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: 29dd2963044ca4974131b82a56cfc3713005ee2538c1c3c0979e5e9d89c03b1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15e4b3506198a927db3a4567d40fdb12244512c213eeb6705fd491bc831d4473",
    "cross_cats_sorted": [
      "math.CA",
      "math.PR",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-07-18T15:19:46Z",
    "title_canon_sha256": "d84782a105dbcdbd276eb9fc2aafa437cbc7b5817da86ad319910ff8f587f5d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08107",
    "kind": "arxiv",
    "version": 1
  }
}