Pith Number

pith:QYPHR5CF

pith:2018:QYPHR5CFXBDRPHA5C6UHKQNSTH

not attested not anchored not stored refs pending

Existence of bound and ground states for fractional coupled systems in $\mathbb{R}^{N}$

Edcarlos Domingos da Silva, Jo\~ao Marcos do \'O, Jos\'e Carlos de Albuquerque

arxiv:1803.05276 v1 · 2018-03-14 · 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{QYPHR5CFXBDRPHA5C6UHKQNSTH}

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	2026-05-18T00:21:01.738606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

861e78f445b847179c1d17a87541b299c09ff55a2cc071ab72c3d73164d4a940

Aliases

arxiv: 1803.05276 · arxiv_version: 1803.05276v1 · doi: 10.48550/arxiv.1803.05276 · pith_short_12: QYPHR5CFXBDR · pith_short_16: QYPHR5CFXBDRPHA5 · pith_short_8: QYPHR5CF

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/QYPHR5CFXBDRPHA5C6UHKQNSTH \
  | 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: 861e78f445b847179c1d17a87541b299c09ff55a2cc071ab72c3d73164d4a940

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80613d2eee95b14917b40ae41c4cdbb61edc3fa575ffe2d83c7aee17ffee5d4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-03-14T13:44:29Z",
    "title_canon_sha256": "5e48d9106e6b2efabc66b5153a8d475e57f7822f815e82708c8a39c7013dcf09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05276",
    "kind": "arxiv",
    "version": 1
  }
}