Pith Number

pith:ZSYGV4KA

pith:2012:ZSYGV4KAJLPQFDORJTGHGLZ6L3

not attested not anchored not stored refs pending

A Logic for Correlating Temporal Properties across Program Transformations

Aditya Kanade, Amitabha Sanyal, Uday P. Khedker

arxiv:1209.5152 v1 · 2012-09-24 · cs.LO · cs.PL

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

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	2026-05-18T03:44:59.054923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccb06af1404adf028dd14ccc732f3e5efda9f98fe04e803d1a4021d60a0224ec

Aliases

arxiv: 1209.5152 · arxiv_version: 1209.5152v1 · doi: 10.48550/arxiv.1209.5152 · pith_short_12: ZSYGV4KAJLPQ · pith_short_16: ZSYGV4KAJLPQFDOR · pith_short_8: ZSYGV4KA

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/ZSYGV4KAJLPQFDORJTGHGLZ6L3 \
  | 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: ccb06af1404adf028dd14ccc732f3e5efda9f98fe04e803d1a4021d60a0224ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "455591ee01c67b8424acc763147b94a2d346d22b670411957a6ac77d9e2de1ee",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-09-24T05:28:35Z",
    "title_canon_sha256": "9aa0621f0f09f9c4c65097158192214c2b25bf8f27603f6280a8a716ddae0ed3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5152",
    "kind": "arxiv",
    "version": 1
  }
}