Pith Number

pith:VPZN57AZ

pith:2025:VPZN57AZMY3IGVSQSRRVF44PT6

not attested not anchored not stored refs pending

Stream programs are monoid homomorphisms with state

Max Willsey, Michael Arntzenius, Tyler Hou

arxiv:2507.10799 v1 · 2025-07-14 · cs.PL · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPZN57AZMY3IGVSQSRRVF44PT6}

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	2026-07-05T11:37:00.047469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf2defc196636835650946352f38f9f90aed7acfd028feff48cb5c0d85b1952

Aliases

arxiv: 2507.10799 · arxiv_version: 2507.10799v1 · doi: 10.48550/arxiv.2507.10799 · pith_short_12: VPZN57AZMY3I · pith_short_16: VPZN57AZMY3IGVSQ · pith_short_8: VPZN57AZ

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/VPZN57AZMY3IGVSQSRRVF44PT6 \
  | 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: abf2defc196636835650946352f38f9f90aed7acfd028feff48cb5c0d85b1952

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24f7a04e18f7dacfa2cfea19b1b1709a8e60bb4635769397babe8ba7e0c6b522",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2025-07-14T20:51:53Z",
    "title_canon_sha256": "d34a169a20b47cfae908d8ce8e078598e0d5215b8833bf7e637ec1f9acea4689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.10799",
    "kind": "arxiv",
    "version": 1
  }
}