Pith Number

pith:3Q67NBCW

pith:2018:3Q67NBCWXHO2OIED7J4PGLA3JY

not attested not anchored not stored refs pending

Index-Stratified Types (Extended Version)

Brigitte Pientka, David Thibodeau, Rohan Jacob-Rao

arxiv:1805.00401 v1 · 2018-05-01 · 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{3Q67NBCWXHO2OIED7J4PGLA3JY}

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	2026-05-18T00:17:02.596517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc3df68456b9dda72083fa78f32c1b4e1b5bad2c6d4c069d3fdf783aa6c65c05

Aliases

arxiv: 1805.00401 · arxiv_version: 1805.00401v1 · doi: 10.48550/arxiv.1805.00401 · pith_short_12: 3Q67NBCWXHO2 · pith_short_16: 3Q67NBCWXHO2OIED · pith_short_8: 3Q67NBCW

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/3Q67NBCWXHO2OIED7J4PGLA3JY \
  | 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: dc3df68456b9dda72083fa78f32c1b4e1b5bad2c6d4c069d3fdf783aa6c65c05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76c8d86cb44f9c7c78bfe318ad70ca7b2d7f0de0b78c45ede5342b1956114180",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-05-01T15:33:39Z",
    "title_canon_sha256": "db5fbf0d1c822bfa0620ce0eaa0bd5fd1a66a3ec8bc1cdeb17fc07206ee26727"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00401",
    "kind": "arxiv",
    "version": 1
  }
}