Pith Number

pith:7WFOFECB

pith:2018:7WFOFECBWAUXMWAOUIL5LMZEU7

not attested not anchored not stored refs pending

Sampling Almost Periodic and related Functions

Camilo G\'omez, Jorge Galindo, Stefano Ferri

arxiv:1801.02564 v2 · 2018-01-08 · math.FA · cs.IT · math.IT · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WFOFECBWAUXMWAOUIL5LMZEU7}

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	2026-05-17T23:57:32.352247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd8ae29041b02976580ea217d5b324a7c737e480a196206cd57c9ad9bf28ea02

Aliases

arxiv: 1801.02564 · arxiv_version: 1801.02564v2 · doi: 10.48550/arxiv.1801.02564 · pith_short_12: 7WFOFECBWAUX · pith_short_16: 7WFOFECBWAUXMWAO · pith_short_8: 7WFOFECB

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/7WFOFECBWAUXMWAOUIL5LMZEU7 \
  | 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: fd8ae29041b02976580ea217d5b324a7c737e480a196206cd57c9ad9bf28ea02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91898769414a5e0c017a771bc60488f482448140442449fccdbe4c4b27664ef7",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-01-08T17:16:50Z",
    "title_canon_sha256": "67601200bb7197a1e76ba00be1fc5acdbbd72a0811910350a1a95d55ec6ac306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02564",
    "kind": "arxiv",
    "version": 2
  }
}