Pith Number

pith:CZFA6OVF

pith:2016:CZFA6OVFG4V5O7YWMJC7NQTHEN

not attested not anchored not stored refs pending

Towards Trustworthy Refactoring in Erlang

D\'aniel Horp\'acsi, Judit K\H{o}szegi, Simon Thompson

arxiv:1607.02228 v1 · 2016-07-08 · cs.PL · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZFA6OVFG4V5O7YWMJC7NQTHEN}

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	2026-05-18T01:11:20.963158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

164a0f3aa5372bd77f166245f6c267236876fc5e4bc7e259ea264ac03b1757ca

Aliases

arxiv: 1607.02228 · arxiv_version: 1607.02228v1 · doi: 10.48550/arxiv.1607.02228 · pith_short_12: CZFA6OVFG4V5 · pith_short_16: CZFA6OVFG4V5O7YW · pith_short_8: CZFA6OVF

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/CZFA6OVFG4V5O7YWMJC7NQTHEN \
  | 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: 164a0f3aa5372bd77f166245f6c267236876fc5e4bc7e259ea264ac03b1757ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0cdde68aab69f5bdff56c456eedc3f66a75ff26b731176d51c9afde1e7ac660",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2016-07-08T05:31:02Z",
    "title_canon_sha256": "f0572f805bae2ab32a5bd75b06d993b1616d3a145de540bcebc68e1863630a09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02228",
    "kind": "arxiv",
    "version": 1
  }
}