Pith Number

pith:QDG6OJLK

pith:2015:QDG6OJLKNN4LICC3MU6YCDXPJM

not attested not anchored not stored refs pending

Non extendability from any side of the domain of definition as a generic property of smooth or simply continuous functions on an analytic curve

C. Panagiotis, E. Bolkas, V. Nestoridis

arxiv:1511.08584 v1 · 2015-11-27 · math.CA · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QDG6OJLKNN4LICC3MU6YCDXPJM}

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	2026-05-18T01:25:48.596713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80cde7256a6b78b4085b653d810eef4b1c07c9f9721554aa27156288c04b8de1

Aliases

arxiv: 1511.08584 · arxiv_version: 1511.08584v1 · doi: 10.48550/arxiv.1511.08584 · pith_short_12: QDG6OJLKNN4L · pith_short_16: QDG6OJLKNN4LICC3 · pith_short_8: QDG6OJLK

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/QDG6OJLKNN4LICC3MU6YCDXPJM \
  | 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: 80cde7256a6b78b4085b653d810eef4b1c07c9f9721554aa27156288c04b8de1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b0cc0b3987bf35118e1780eba6484fcb0ea2e7c526ec78a01906aa924275f3e",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2015-11-27T08:44:24Z",
    "title_canon_sha256": "c997235f571a973b6dc4dbfd837614105bedcdc88bb82dbd1f0b4d53c32d0ce3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08584",
    "kind": "arxiv",
    "version": 1
  }
}