Pith Number

pith:QYCHF2H5

pith:2012:QYCHF2H5XFQ2N53L2CZ2C7TAW6

not attested not anchored not stored refs pending

Many-Task Computing and Blue Waters

Daniel S. Katz, Justin M. Wozniak, Michael Wilde, Timothy G. Armstrong, Zhao Zhang

arxiv:1202.3943 v1 · 2012-02-17 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYCHF2H5XFQ2N53L2CZ2C7TAW6}

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	2026-05-18T04:02:02.420200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

860472e8fdb961a6f76bd0b3a17e60b7a2e17859660283e7a58a45a14b9b7f7b

Aliases

arxiv: 1202.3943 · arxiv_version: 1202.3943v1 · doi: 10.48550/arxiv.1202.3943 · pith_short_12: QYCHF2H5XFQ2 · pith_short_16: QYCHF2H5XFQ2N53L · pith_short_8: QYCHF2H5

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/QYCHF2H5XFQ2N53L2CZ2C7TAW6 \
  | 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: 860472e8fdb961a6f76bd0b3a17e60b7a2e17859660283e7a58a45a14b9b7f7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32eb291305f3ccf7d3b9ba2c2486dff0119a4c4e302956ec061126c0ea023a3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2012-02-17T16:01:53Z",
    "title_canon_sha256": "9da4facb844fec7fe09e45d08c70d3d2530f65308c744177a9828108c2d6b4a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3943",
    "kind": "arxiv",
    "version": 1
  }
}