Pith Number

pith:TOKVSMUT

pith:2018:TOKVSMUTZSI6YMH74GMEVLRVEK

not attested not anchored not stored refs pending

Constructive Galois Connections

David Darais, David Van Horn

arxiv:1807.08711 v1 · 2018-07-23 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TOKVSMUTZSI6YMH74GMEVLRVEK}

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	2026-05-17T23:41:13.116758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b95593293cc91ec30ffe1984aae3522b43a0801cc2c7aede571b38f880a42b3

Aliases

arxiv: 1807.08711 · arxiv_version: 1807.08711v1 · doi: 10.48550/arxiv.1807.08711 · pith_short_12: TOKVSMUTZSI6 · pith_short_16: TOKVSMUTZSI6YMH7 · pith_short_8: TOKVSMUT

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/TOKVSMUTZSI6YMH74GMEVLRVEK \
  | 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: 9b95593293cc91ec30ffe1984aae3522b43a0801cc2c7aede571b38f880a42b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20ffae54fcc148bd871b5af7f126cf1d3e7a04197f570b67a933b130eea35d61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-07-23T16:39:40Z",
    "title_canon_sha256": "988ee9f6c6a873479ed28966a9a236a49416cebeb829d01a914488989b04ba0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08711",
    "kind": "arxiv",
    "version": 1
  }
}