Pith Number

pith:QRAQ23ZC

pith:2015:QRAQ23ZC4Y3234ASKL4HVV2LOL

not attested not anchored not stored refs pending

Compact convex sets that admit a lower semicontinuous strictly convex function

J. Orihuela, L. Garc\'ia-Lirola, M. Raja

arxiv:1510.07921 v1 · 2015-10-27 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRAQ23ZC4Y3234ASKL4HVV2LOL}

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	2026-05-18T01:28:44.992669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84410d6f22e637adf01252f87ad74b72eb119a894a8a0f26d9ea2b5f5e4e8993

Aliases

arxiv: 1510.07921 · arxiv_version: 1510.07921v1 · doi: 10.48550/arxiv.1510.07921 · pith_short_12: QRAQ23ZC4Y32 · pith_short_16: QRAQ23ZC4Y3234AS · pith_short_8: QRAQ23ZC

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/QRAQ23ZC4Y3234ASKL4HVV2LOL \
  | 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: 84410d6f22e637adf01252f87ad74b72eb119a894a8a0f26d9ea2b5f5e4e8993

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55e915a146e9129b5d8c3761602b4990418c27440d44a15986122d9370c24b1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-10-27T14:43:10Z",
    "title_canon_sha256": "83e8ff26c68cc510229a881ae26a4ed4e21d55d5d34b3dd9bcf59fb4a35872a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07921",
    "kind": "arxiv",
    "version": 1
  }
}