Pith Number

pith:QEXADEFS

pith:2019:QEXADEFSBTUACVVR5BIYXXMXUS

not attested not anchored not stored refs pending

APML: An Architecture Proof Modeling Language

Diego Marmsoler, Genc Blakqori

arxiv:1907.03723 v2 · 2019-07-08 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEXADEFSBTUACVVR5BIYXXMXUS}

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	2026-05-17T23:41:00.431843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

812e0190b20ce80156b1e8518bdd97a49b0fe14f5c0945313edfa5c700358343

Aliases

arxiv: 1907.03723 · arxiv_version: 1907.03723v2 · doi: 10.48550/arxiv.1907.03723 · pith_short_12: QEXADEFSBTUA · pith_short_16: QEXADEFSBTUACVVR · pith_short_8: QEXADEFS

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/QEXADEFSBTUACVVR5BIYXXMXUS \
  | 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: 812e0190b20ce80156b1e8518bdd97a49b0fe14f5c0945313edfa5c700358343

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4e15caeb7a7f133aedd8939f832e0ca43b71c0d809794190e97f24f5251b623",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-07-08T17:01:32Z",
    "title_canon_sha256": "34d1d72c6dd530e2db319dc248ada755a4dacf9552e6cce2018f816bb7b190de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03723",
    "kind": "arxiv",
    "version": 2
  }
}