Pith Number

pith:4TKKTPBH

pith:2013:4TKKTPBHRIQYSTBRKEQ3PHI3FM

not attested not anchored not stored refs pending

Simplifying the Development, Use and Sustainability of HPC Software

Andrew Turner, Chris Cantwell, David Moxey, Jeremy Cohen, John Darlington, Malcolm Illingworth, Neil Chue Hong, Spencer Sherwin

arxiv:1309.1101 v1 · 2013-09-04 · cs.DC · 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{4TKKTPBHRIQYSTBRKEQ3PHI3FM}

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	2026-05-18T03:14:09.090416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d4a9bc278a21894c315121b79d1b2b294694e5e2a5b93bfd34acb0ce501832

Aliases

arxiv: 1309.1101 · arxiv_version: 1309.1101v1 · doi: 10.48550/arxiv.1309.1101 · pith_short_12: 4TKKTPBHRIQY · pith_short_16: 4TKKTPBHRIQYSTBR · pith_short_8: 4TKKTPBH

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/4TKKTPBHRIQYSTBRKEQ3PHI3FM \
  | 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: e4d4a9bc278a21894c315121b79d1b2b294694e5e2a5b93bfd34acb0ce501832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01e6f914d8fd0fa4d194ff7286d6b7560ec27f284bbfa6a98827f9ba1f349cce",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2013-09-04T16:58:22Z",
    "title_canon_sha256": "6f90267b417a48ef3df8b346d97c048b4f9e7a5b4d4d210c406749fb2394311e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1101",
    "kind": "arxiv",
    "version": 1
  }
}