Pith Number

pith:CEDPHRE7

pith:2015:CEDPHRE7YK46EOR5J3H2FONBCC

not attested not anchored not stored refs pending

Games for Dependent Types

Matthijs V\'ak\'ar, Radha Jagadeesan, Samson Abramsky

arxiv:1508.05023 v1 · 2015-08-20 · 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{CEDPHRE7YK46EOR5J3H2FONBCC}

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	2026-05-18T01:34:59.959471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1106f3c49fc2b9e23a3d4ecfa2b9a1108d82a11a3eff5e42fbc7c6d4286aa46f

Aliases

arxiv: 1508.05023 · arxiv_version: 1508.05023v1 · doi: 10.48550/arxiv.1508.05023 · pith_short_12: CEDPHRE7YK46 · pith_short_16: CEDPHRE7YK46EOR5 · pith_short_8: CEDPHRE7

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/CEDPHRE7YK46EOR5J3H2FONBCC \
  | 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: 1106f3c49fc2b9e23a3d4ecfa2b9a1108d82a11a3eff5e42fbc7c6d4286aa46f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdf6eda8b2bd8d274cba51a61d0ab62e5ff7832b5de5af2fe50fa87948971709",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-08-20T16:08:17Z",
    "title_canon_sha256": "f9853ffcdc0dd7dca57410843330b2377128e36281120564191643d5d7cfd7bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05023",
    "kind": "arxiv",
    "version": 1
  }
}