Pith Number

pith:NU7XXRMW

pith:2017:NU7XXRMWW6NISYCLKZILA4D5WC

not attested not anchored not stored refs pending

Nonlinear problems on the Sierpi\'nski gasket

Du\v{s}an D. Repov\v{s}, Giovanni Molica Bisci, Raffaella Servadei

arxiv:1705.10111 v1 · 2017-05-29 · math.AP · math.OA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NU7XXRMWW6NISYCLKZILA4D5WC}

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	2026-05-18T00:41:06.867752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d3f7bc596b79a89604b5650b0707db08ce55529d82a19eb3774edec79f6422c

Aliases

arxiv: 1705.10111 · arxiv_version: 1705.10111v1 · doi: 10.48550/arxiv.1705.10111 · pith_short_12: NU7XXRMWW6NI · pith_short_16: NU7XXRMWW6NISYCL · pith_short_8: NU7XXRMW

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/NU7XXRMWW6NISYCLKZILA4D5WC \
  | 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: 6d3f7bc596b79a89604b5650b0707db08ce55529d82a19eb3774edec79f6422c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30e3ca0d012572895f30e97e3778db59682eaff2fb8f057651658fb514e159b5",
    "cross_cats_sorted": [
      "math.OA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-29T10:50:25Z",
    "title_canon_sha256": "76212b9e216121599f1d360c604f1ee214b2df1871c6dc9dca38941fec648762"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10111",
    "kind": "arxiv",
    "version": 1
  }
}