Pith Number

pith:4SD6DHCR

pith:2017:4SD6DHCRTXVGEXG4JOV7WNS6HR

not attested not anchored not stored refs pending

Multiplicity of Solutions for Quasilinear Elliptic Problems

Edcarlos D. da Silva, J. V. Goncalves, K. O. Silva, M. L. M. Carvalho

arxiv:1709.05530 v1 · 2017-09-16 · 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{4SD6DHCRTXVGEXG4JOV7WNS6HR}

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	2026-05-18T00:35:00.420655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e487e19c519dea625cdc4babfb365e3c5c0fa5edae74584c4f3f478ddf6691a6

Aliases

arxiv: 1709.05530 · arxiv_version: 1709.05530v1 · doi: 10.48550/arxiv.1709.05530 · pith_short_12: 4SD6DHCRTXVG · pith_short_16: 4SD6DHCRTXVGEXG4 · pith_short_8: 4SD6DHCR

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/4SD6DHCRTXVGEXG4JOV7WNS6HR \
  | 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: e487e19c519dea625cdc4babfb365e3c5c0fa5edae74584c4f3f478ddf6691a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88ed46d9da2b6cbb076b3e4932939ec5e9cd2eda6ea2594680fd09f2a8724969",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-16T15:09:08Z",
    "title_canon_sha256": "7f54c88bfea4b53ebc73fc30dc8db7952fe272d0b716e3d8370a4a88c3791aa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05530",
    "kind": "arxiv",
    "version": 1
  }
}