Pith Number

pith:NCD4BKOR

pith:2021:NCD4BKOROF2CJWRMVPFTTWDG5F

not attested not anchored not stored refs pending

VELOC: VEry Low Overhead Checkpointing in the Age of Exascale

Adam Moody, Bogdan Nicolae, Franck Cappello, Gregory Kosinovsky, Kathryn Mohror

arxiv:2103.02131 v1 · 2021-03-03 · 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{NCD4BKOROF2CJWRMVPFTTWDG5F}

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.

Cited by

2 papers in Pith

Promise-Future Synchronization for Cluster Asynchronous Many-Task Runtimes via MPI One-Sided Communication

Crab: A Semantics-Aware Checkpoint/Restore Runtime for Agent Sandboxes

Receipt and verification

First computed	2026-07-05T02:20:00.655252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6887c0a9d1717424da2cabcb39d866e96850cca1bf2f5887d9f0e7dc945beb24

Aliases

arxiv: 2103.02131 · arxiv_version: 2103.02131v1 · doi: 10.48550/arxiv.2103.02131 · pith_short_12: NCD4BKOROF2C · pith_short_16: NCD4BKOROF2CJWRM · pith_short_8: NCD4BKOR

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/NCD4BKOROF2CJWRMVPFTTWDG5F \
  | 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: 6887c0a9d1717424da2cabcb39d866e96850cca1bf2f5887d9f0e7dc945beb24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ec2b5bcf680896e53e03e7a039fdd5d797474124350a374ab5d7dc1a3626cd7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-03-03T02:24:05Z",
    "title_canon_sha256": "768d9818d39d23cf122ebd15c3f8e6e95c12a4826e48c7b1b0aac016568f7a26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.02131",
    "kind": "arxiv",
    "version": 1
  }
}