Pith Number

pith:DTSFQ34Y

pith:2026:DTSFQ34Y6VIDESBNVKAIHZW7W3

not attested not anchored not stored refs pending

The Task Completion Problem and its Application to Crash-Resilient Computation

Orr Fischer, Ran Gelles

arxiv:2605.17961 v1 · 2026-05-18 · 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{DTSFQ34Y6VIDESBNVKAIHZW7W3}

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	2026-05-20T00:05:08.279474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ce4586f98f55032482daa8083e6dfb6f66970fa44423cd707119142a4123f82

Aliases

arxiv: 2605.17961 · arxiv_version: 2605.17961v1 · doi: 10.48550/arxiv.2605.17961 · pith_short_12: DTSFQ34Y6VID · pith_short_16: DTSFQ34Y6VIDESBN · pith_short_8: DTSFQ34Y

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/DTSFQ34Y6VIDESBNVKAIHZW7W3 \
  | 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: 1ce4586f98f55032482daa8083e6dfb6f66970fa44423cd707119142a4123f82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "308245b193556bc2fa0a6d3269b34cb921c5bc873b8d10cbcd8f1b5f6788c17d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-05-18T07:17:57Z",
    "title_canon_sha256": "e63637593339f8031cec04df085f8a6da60a8a71561ed77bb07408c88212a9bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17961",
    "kind": "arxiv",
    "version": 1
  }
}