Pith Number

pith:QHWZG5IK

pith:2024:QHWZG5IKFZ3W7VHBT3ZCONPS44

not attested not anchored not stored refs pending

Higher-Order Specifications for Deductive Synthesis of Programs with Pointers (Extended Version)

Alex Potanin, David Young, Ilya Sergey, Ziyi Yang

arxiv:2407.09143 v2 · 2024-07-12 · 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{QHWZG5IKFZ3W7VHBT3ZCONPS44}

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	2026-07-05T08:43:57.691283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81ed93750a2e776fd4e19ef22735f2e73f5e41aea599ea804ca53ee01639a7ba

Aliases

arxiv: 2407.09143 · arxiv_version: 2407.09143v2 · doi: 10.48550/arxiv.2407.09143 · pith_short_12: QHWZG5IKFZ3W · pith_short_16: QHWZG5IKFZ3W7VHB · pith_short_8: QHWZG5IK

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/QHWZG5IKFZ3W7VHBT3ZCONPS44 \
  | 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: 81ed93750a2e776fd4e19ef22735f2e73f5e41aea599ea804ca53ee01639a7ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d4083db146c9da88c8599b9d4c1e01c46200c97e59e2e29a58a0b9ec5894d72",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2024-07-12T10:21:09Z",
    "title_canon_sha256": "ba5b46eeffb20efa2df0138481ceff54d57e40550042de6af102eb71620e8067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.09143",
    "kind": "arxiv",
    "version": 2
  }
}