Pith Number

pith:72VEBRDS

pith:2021:72VEBRDSEBWDQJ3GJ7LEE2R4OG

not attested not anchored not stored refs pending

Colmena: Scalable Machine-Learning-Based Steering of Ensemble Simulations for High Performance Computing

Ganesh Sivaraman, Ian Foster, J. Gregory Pauloski, Kyle Chard, Larry A. Curtiss, Logan Ward, Naveen Dandu, Paul C. Redfern, Rajeev S. Assary, Rajeev Thakur, Ryan Chard, Yadu Babuji

arxiv:2110.02827 v1 · 2021-10-06 · cs.DC · cond-mat.mtrl-sci · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{72VEBRDSEBWDQJ3GJ7LEE2R4OG}

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	2026-07-05T05:51:24.412600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

feaa40c472206c3827664fd6426a3c71a42f3880d2878f2ec9bb140baeac34a2

Aliases

arxiv: 2110.02827 · arxiv_version: 2110.02827v1 · doi: 10.48550/arxiv.2110.02827 · pith_short_12: 72VEBRDSEBWD · pith_short_16: 72VEBRDSEBWDQJ3G · pith_short_8: 72VEBRDS

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/72VEBRDSEBWDQJ3GJ7LEE2R4OG \
  | 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: feaa40c472206c3827664fd6426a3c71a42f3880d2878f2ec9bb140baeac34a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a96011eaa324348052fd2806fce41c1b2d28d2dc8e01d46f3274bf4cb6a79695",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-10-06T14:56:53Z",
    "title_canon_sha256": "1d0d731856d39a93e4ac3e9af3a67328f355e374d3afb9ac309967a379138ef6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02827",
    "kind": "arxiv",
    "version": 1
  }
}