Pith Number

pith:WL3XRYN6

pith:2017:WL3XRYN6FTEULVMQBUV4UTMLYN

not attested not anchored not stored refs pending

VST-Flow: Fine-grained low-level reasoning about real-world C code

Samuel Gruetter, Toby Murray

arxiv:1709.05243 v1 · 2017-09-15 · 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{WL3XRYN6FTEULVMQBUV4UTMLYN}

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	2026-05-18T00:35:06.251616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2f778e1be2cc945d5900d2bca4d8bc3676735015c4cab095ebc07f87b08ded2

Aliases

arxiv: 1709.05243 · arxiv_version: 1709.05243v1 · doi: 10.48550/arxiv.1709.05243 · pith_short_12: WL3XRYN6FTEU · pith_short_16: WL3XRYN6FTEULVMQ · pith_short_8: WL3XRYN6

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/WL3XRYN6FTEULVMQBUV4UTMLYN \
  | 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: b2f778e1be2cc945d5900d2bca4d8bc3676735015c4cab095ebc07f87b08ded2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "988da1ba29b180ce2f0b7f8241c73e43a211ea186cbe35f892d814ce35229078",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-09-15T14:54:50Z",
    "title_canon_sha256": "c990dd455925fbfa1c32225f92b7fa01bfaa8e43e542d859e13fe95965259e13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05243",
    "kind": "arxiv",
    "version": 1
  }
}