Pith Number

pith:DGFXRSOK

pith:2011:DGFXRSOKY5HAWM7PBFGPF3ESQA

not attested not anchored not stored refs pending

Transforming ASN.1 Specifications into CafeOBJ to assist with Property Checking

George Koletsos, Konstantinos Barlas, Petros Stefaneas

arxiv:1103.2787 v1 · 2011-03-14 · cs.SE · 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{DGFXRSOKY5HAWM7PBFGPF3ESQA}

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	2026-05-18T04:26:46.518910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

198b78c9cac74e0b33ef094cf2ec928028b64c5bffac5ff3b4c814c988069fbb

Aliases

arxiv: 1103.2787 · arxiv_version: 1103.2787v1 · doi: 10.48550/arxiv.1103.2787 · pith_short_12: DGFXRSOKY5HA · pith_short_16: DGFXRSOKY5HAWM7P · pith_short_8: DGFXRSOK

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/DGFXRSOKY5HAWM7PBFGPF3ESQA \
  | 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: 198b78c9cac74e0b33ef094cf2ec928028b64c5bffac5ff3b4c814c988069fbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15a20edfaf94176b19d3c39481ff42c89e8c76abc8e375a4158d94c288587ea5",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2011-03-14T21:00:10Z",
    "title_canon_sha256": "6b198f550f6fe973b726db324e0619e617ac5519ab06a56ada0e840fbf3d9c8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2787",
    "kind": "arxiv",
    "version": 1
  }
}