Pith Number

pith:3P6C5L2W

pith:2014:3P6C5L2WWYKYQPMANOVAJ7JZAX

not attested not anchored not stored refs pending

Executable Refinement Types

Kenneth Knowles

arxiv:1403.3336 v1 · 2014-03-13 · 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{3P6C5L2WWYKYQPMANOVAJ7JZAX}

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	2026-05-18T02:56:21.741815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbfc2eaf56b615883d806baa04fd3905cd7ec4708b079f4bcc34c19f5a47930e

Aliases

arxiv: 1403.3336 · arxiv_version: 1403.3336v1 · doi: 10.48550/arxiv.1403.3336 · pith_short_12: 3P6C5L2WWYKY · pith_short_16: 3P6C5L2WWYKYQPMA · pith_short_8: 3P6C5L2W

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/3P6C5L2WWYKYQPMANOVAJ7JZAX \
  | 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: dbfc2eaf56b615883d806baa04fd3905cd7ec4708b079f4bcc34c19f5a47930e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2a24b15e3bdcbf1f2710a5f3ada39b527370eabd1aeb95af22bed07e57693a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2014-03-13T17:31:39Z",
    "title_canon_sha256": "bc160c7d5bdc1db48ddf0ef9cf5a435f161cc40c1fc94292499f14c250d7a608"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3336",
    "kind": "arxiv",
    "version": 1
  }
}