Pith Number

pith:DQRFQ2WQ

pith:2015:DQRFQ2WQYX6JAGM4NUI3PVL7V4

not attested not anchored not stored refs pending

Superoscillations with arbitrary polynomial shape

George Fikioris, Ioannis Chremmos

arxiv:1504.04822 v1 · 2015-04-19 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQRFQ2WQYX6JAGM4NUI3PVL7V4}

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	2026-05-18T02:18:24.649605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c22586ad0c5fc90199c6d11b7d57faf2d0f5408784a924796d25d0f2a5623ab

Aliases

arxiv: 1504.04822 · arxiv_version: 1504.04822v1 · doi: 10.48550/arxiv.1504.04822 · pith_short_12: DQRFQ2WQYX6J · pith_short_16: DQRFQ2WQYX6JAGM4 · pith_short_8: DQRFQ2WQ

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/DQRFQ2WQYX6JAGM4NUI3PVL7V4 \
  | 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: 1c22586ad0c5fc90199c6d11b7d57faf2d0f5408784a924796d25d0f2a5623ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f59a0d5a6fbef0ba0cc97da691b50e32e4cfa0a3a03c0bd6525efa2423ae37d5",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-04-19T11:08:08Z",
    "title_canon_sha256": "c50fd8be5389bbfe936e74f2c56ef27913bd59c441b3c61da61ed54613626cc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04822",
    "kind": "arxiv",
    "version": 1
  }
}