Pith Number

pith:O2B53USG

pith:2013:O2B53USGVMRMGXGDDKHD2GPRIN

not attested not anchored not stored refs pending

A symmetric generalization of Sturm-Liouville problems in $q$-difference spaces

I. Area, M. Masjed-Jamei

arxiv:1306.6444 v1 · 2013-06-27 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2B53USGVMRMGXGDDKHD2GPRIN}

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	2026-05-18T03:19:44.773976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7683ddd246ab22c35cc31a8e3d19f1437cffde924e84c2a1550d677ac595cac0

Aliases

arxiv: 1306.6444 · arxiv_version: 1306.6444v1 · doi: 10.48550/arxiv.1306.6444 · pith_short_12: O2B53USGVMRM · pith_short_16: O2B53USGVMRMGXGD · pith_short_8: O2B53USG

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/O2B53USGVMRMGXGDDKHD2GPRIN \
  | 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: 7683ddd246ab22c35cc31a8e3d19f1437cffde924e84c2a1550d677ac595cac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cef45632d8d64de31c65961d2071c2e46c8cfa86713d9fb4e6158e5ec66a456",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2013-06-27T09:32:21Z",
    "title_canon_sha256": "7c70c6525590a650a9f79376e302001237f897da429df6216844dd5253e97ef4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6444",
    "kind": "arxiv",
    "version": 1
  }
}