Pith Number

pith:POR2WORH

pith:2017:POR2WORHT7MSNEOHQH7CKEZIWP

not attested not anchored not stored refs pending

Homogenization of a Dirichlet semilinear elliptic problem with a strong singularity at $u=0$ in a domain with many small holes

Daniela Giachetti, Fran\c{c}ois Murat, Pedro J. Mart\'inez-Aparicio

arxiv:1705.09527 v1 · 2017-05-26 · 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{POR2WORHT7MSNEOHQH7CKEZIWP}

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	2026-05-18T00:43:38.437334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ba3ab3a279fd92691c781fe251328b3ccac95890c972d587b8766017615fc94

Aliases

arxiv: 1705.09527 · arxiv_version: 1705.09527v1 · doi: 10.48550/arxiv.1705.09527 · pith_short_12: POR2WORHT7MS · pith_short_16: POR2WORHT7MSNEOH · pith_short_8: POR2WORH

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/POR2WORHT7MSNEOHQH7CKEZIWP \
  | 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: 7ba3ab3a279fd92691c781fe251328b3ccac95890c972d587b8766017615fc94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f91ebd773f72f62018a3ffada22c3ad2ee1c538e0ed0e9f4fb9d413c9e86c87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-26T10:53:33Z",
    "title_canon_sha256": "3575d12971fe630ae13afa1d7354af971c5da4be76d8d96552cc0dd131372fdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09527",
    "kind": "arxiv",
    "version": 1
  }
}