Pith Number

pith:U3YK5NWB

pith:2018:U3YK5NWB24WAQVKIZY52NC5UPW

not attested not anchored not stored refs pending

Coloured and task-based stencil codes

Benjamin Hazelwood, Tobias Weinzierl

arxiv:1810.04033 v1 · 2018-10-09 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3YK5NWB24WAQVKIZY52NC5UPW}

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	2026-05-18T00:03:44.054342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f0aeb6c1d72c085548ce3ba68bb47da62b1b6124c2d95f45579dd86e60562d

Aliases

arxiv: 1810.04033 · arxiv_version: 1810.04033v1 · doi: 10.48550/arxiv.1810.04033 · pith_short_12: U3YK5NWB24WA · pith_short_16: U3YK5NWB24WAQVKI · pith_short_8: U3YK5NWB

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/U3YK5NWB24WAQVKIZY52NC5UPW \
  | 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: a6f0aeb6c1d72c085548ce3ba68bb47da62b1b6124c2d95f45579dd86e60562d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cd1ec4ec0d623676d2ce5692aa032b791e69239836d4560362abe461bc637f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2018-10-09T14:37:52Z",
    "title_canon_sha256": "417dab3f72af161dd7120dcf4144d2b40070349d1d1312ca38dfa7853fdf8d50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04033",
    "kind": "arxiv",
    "version": 1
  }
}