Pith Number

pith:QFDP5AGX

pith:2019:QFDP5AGXQIFRVKAFHIUDVBDVDF

not attested not anchored not stored refs pending

Middleware Building Blocks for Workflow Systems

Andre Merzky, Ioannis Paraskevakos, Matteo Turilli, Shantenu Jha, Vivek Balasubramanian

arxiv:1903.10057 v2 · 2019-03-24 · 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{QFDP5AGXQIFRVKAFHIUDVBDVDF}

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	2026-05-17T23:42:08.197413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8146fe80d7820b1aa8053a283a847519788e7fbc31a0f6b611c8c2d454cfd5b3

Aliases

arxiv: 1903.10057 · arxiv_version: 1903.10057v2 · doi: 10.48550/arxiv.1903.10057 · pith_short_12: QFDP5AGXQIFR · pith_short_16: QFDP5AGXQIFRVKAF · pith_short_8: QFDP5AGX

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/QFDP5AGXQIFRVKAFHIUDVBDVDF \
  | 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: 8146fe80d7820b1aa8053a283a847519788e7fbc31a0f6b611c8c2d454cfd5b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07dddf1aa1e5e055900aef5aa01c81abc844916600d0ffcaa473e649db9b8942",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-03-24T20:46:39Z",
    "title_canon_sha256": "c4f3f9bc7c082cc8d92574a6513595a2b11a87e1ceb8bb73cb1b81c4b97053c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10057",
    "kind": "arxiv",
    "version": 2
  }
}