Pith Number

pith:EU4AYV5Q

pith:2022:EU4AYV5QMAWFE5GCC7Y2XOG343

not attested not anchored not stored refs pending

The Move Borrow Checker

John Mitchell, Sam Blackshear, Shaz Qadeer, Todd Nowacki

arxiv:2205.05181 v1 · 2022-05-10 · 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{EU4AYV5QMAWFE5GCC7Y2XOG343}

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.

Cited by

1 paper in Pith

Defense-in-Depth Runtime Safety in Move

Receipt and verification

First computed	2026-07-05T04:22:23.041995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25380c57b0602c5274c217f1abb8dbe6c03c4f45b91c164a44fe567f4f8dd805

Aliases

arxiv: 2205.05181 · arxiv_version: 2205.05181v1 · doi: 10.48550/arxiv.2205.05181 · pith_short_12: EU4AYV5QMAWF · pith_short_16: EU4AYV5QMAWFE5GC · pith_short_8: EU4AYV5Q

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/EU4AYV5QMAWFE5GCC7Y2XOG343 \
  | 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: 25380c57b0602c5274c217f1abb8dbe6c03c4f45b91c164a44fe567f4f8dd805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d9d9d26d067560ea7abea9ce3fff3fad8ebc47ed34c03117e36ff00f252818c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2022-05-10T21:37:21Z",
    "title_canon_sha256": "7c4f22449c2a611cc78e15ff0ce2b80c3ab1c46dbfed7f6d814023ea2f8a2bc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.05181",
    "kind": "arxiv",
    "version": 1
  }
}