Pith Number

pith:NFQMQVYK

pith:2015:NFQMQVYK3XX3IXQ2OHWBWI5OC4

not attested not anchored not stored refs pending

Comparative Studies of Six Programming Languages

Chitrang Pandit, Kaushik Sivaprasad, Oualid El Halimi, Zakaria Alomari

arxiv:1504.00693 v1 · 2015-04-02 · 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{NFQMQVYK3XX3IXQ2OHWBWI5OC4}

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	2026-05-18T02:19:42.136971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6960c8570addefb45e1a71ec1b23ae170860b658e17164d2da1e8423f8f554f4

Aliases

arxiv: 1504.00693 · arxiv_version: 1504.00693v1 · doi: 10.48550/arxiv.1504.00693 · pith_short_12: NFQMQVYK3XX3 · pith_short_16: NFQMQVYK3XX3IXQ2 · pith_short_8: NFQMQVYK

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/NFQMQVYK3XX3IXQ2OHWBWI5OC4 \
  | 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: 6960c8570addefb45e1a71ec1b23ae170860b658e17164d2da1e8423f8f554f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efea25a0fd6d88d3f96749da0856eae9a1dd238aba55649d67e871b530563914",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-04-02T21:14:38Z",
    "title_canon_sha256": "5a860c5a6f6e6eef4b0f8dfc03bae6a8cf682583acb285e389d830cb2b0dbcd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00693",
    "kind": "arxiv",
    "version": 1
  }
}