Pith Number

pith:DW7EBQOK

pith:2020:DW7EBQOKNETWFORPAL4SWPAB37

not attested not anchored not stored refs pending

Universal Semantics for the Stochastic Lambda-Calculus

Dexter Kozen, Michael Roberts, Pedro Amorim, Prakash Panangaden, Radu Mardare

arxiv:2011.13171 v2 · 2020-11-26 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DW7EBQOKNETWFORPAL4SWPAB37}

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	2026-07-05T02:40:30.279304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dbe40c1ca692762ba2f02f92b3c01dfc18e4b20222bc83a50ee024a9a67c8f9

Aliases

arxiv: 2011.13171 · arxiv_version: 2011.13171v2 · doi: 10.48550/arxiv.2011.13171 · pith_short_12: DW7EBQOKNETW · pith_short_16: DW7EBQOKNETWFORP · pith_short_8: DW7EBQOK

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/DW7EBQOKNETWFORPAL4SWPAB37 \
  | 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: 1dbe40c1ca692762ba2f02f92b3c01dfc18e4b20222bc83a50ee024a9a67c8f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e5ebcc583e8da628d625921b70182c896ef90fe8bbf46cdf615b8c076727781",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2020-11-26T08:14:57Z",
    "title_canon_sha256": "53648b7947b1ce36efe8dc5f7ecf8761c50995ef1159c12466ee33d43676137b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.13171",
    "kind": "arxiv",
    "version": 2
  }
}