Pith Number

pith:YS7FJCGQ

pith:2017:YS7FJCGQQVMBZWZRZEQYLTVRPW

not attested not anchored not stored refs pending

The k-tacnode process

Karl Liechty, Robert Buckingham

arxiv:1709.07141 v1 · 2017-09-21 · math.PR · math-ph · math.CA · 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{YS7FJCGQQVMBZWZRZEQYLTVRPW}

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	2026-05-18T00:34:36.475103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4be5488d085581cdb31c92185ceb17dbabd1881c198439f3367f742eaba87da

Aliases

arxiv: 1709.07141 · arxiv_version: 1709.07141v1 · doi: 10.48550/arxiv.1709.07141 · pith_short_12: YS7FJCGQQVMB · pith_short_16: YS7FJCGQQVMBZWZR · pith_short_8: YS7FJCGQ

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/YS7FJCGQQVMBZWZRZEQYLTVRPW \
  | 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: c4be5488d085581cdb31c92185ceb17dbabd1881c198439f3367f742eaba87da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "804d875a7dcd2843052f85d28ee6dd680d96de9605327b7c093785db02ab9871",
    "cross_cats_sorted": [
      "math-ph",
      "math.CA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2017-09-21T02:59:59Z",
    "title_canon_sha256": "e1faedf0f8c20fcee731699a0595b14d8498eaa3a9caef886c0fe788aaf03810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07141",
    "kind": "arxiv",
    "version": 1
  }
}