Pith Number

pith:2ANUK252

pith:2017:2ANUK2525C4XI2364F4E3OSRBH

not attested not anchored not stored refs pending

Almost periodic functions on the quantum time scale and applications

Yongkun Li

arxiv:1705.02979 v2 · 2017-05-08 · 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{2ANUK2525C4XI2364F4E3OSRBH}

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	2026-05-17T23:41:56.714935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d01b456bbae8b9746b7ee1784dba5109d385017d56905714ad55cb5b971bcce4

Aliases

arxiv: 1705.02979 · arxiv_version: 1705.02979v2 · doi: 10.48550/arxiv.1705.02979 · pith_short_12: 2ANUK2525C4X · pith_short_16: 2ANUK2525C4XI236 · pith_short_8: 2ANUK252

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/2ANUK2525C4XI2364F4E3OSRBH \
  | 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: d01b456bbae8b9746b7ee1784dba5109d385017d56905714ad55cb5b971bcce4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ba914c2a94c1b622663821233461038548ec3c837b72b76a915fa58207b214b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-05-08T17:25:28Z",
    "title_canon_sha256": "9680a0ee256dc186d7dcd204ca1a9ed4159933121355044704a30f2b41296c50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02979",
    "kind": "arxiv",
    "version": 2
  }
}