Pith Number

pith:Q2KP2MT3

pith:2018:Q2KP2MT3VWL3WTFBCFZ7NT2ESD

not attested not anchored not stored refs pending

Segregated configurations involving the square root of the laplacian and their free boundaries

Daniela De Silva, Susanna Terracini

arxiv:1810.01932 v2 · 2018-10-03 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2KP2MT3VWL3WTFBCFZ7NT2ESD}

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	2026-05-17T23:59:32.187476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8694fd327bad97bb4ca11173f6cf4490dd95697e0ac2cba75336e397610b617e

Aliases

arxiv: 1810.01932 · arxiv_version: 1810.01932v2 · doi: 10.48550/arxiv.1810.01932 · pith_short_12: Q2KP2MT3VWL3 · pith_short_16: Q2KP2MT3VWL3WTFB · pith_short_8: Q2KP2MT3

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/Q2KP2MT3VWL3WTFBCFZ7NT2ESD \
  | 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: 8694fd327bad97bb4ca11173f6cf4490dd95697e0ac2cba75336e397610b617e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "733ad30e7d11d4c6d68d6a40b319cbae5e1c2f1221cbc4ac6e92b3757f5f35d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-03T19:47:41Z",
    "title_canon_sha256": "f8c99e18f90394f5410be4f763bcc885ced7a3659a9e0714521ca76a89324b44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01932",
    "kind": "arxiv",
    "version": 2
  }
}