Pith Number

pith:P5MPEZ7P

pith:2018:P5MPEZ7PQS7KG6NIL2LP6CKWUT

not attested not anchored not stored refs pending

umd-verification: Automation of Software Validation for the EGI federated e-Infrastructure

Alvaro Lopez Garcia, Isabel Campos Plasencia, Joao Pina, Jorge Gomes, Mario David, Pablo Orviz Fernandez

arxiv:1807.11318 v1 · 2018-07-30 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P5MPEZ7PQS7KG6NIL2LP6CKWUT}

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	2026-05-18T00:08:14.323828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f58f267ef84bea379a85e96ff0956a4e17cf07446671d83612851dd8536d694

Aliases

arxiv: 1807.11318 · arxiv_version: 1807.11318v1 · doi: 10.48550/arxiv.1807.11318 · pith_short_12: P5MPEZ7PQS7K · pith_short_16: P5MPEZ7PQS7KG6NI · pith_short_8: P5MPEZ7P

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/P5MPEZ7PQS7KG6NIL2LP6CKWUT \
  | 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: 7f58f267ef84bea379a85e96ff0956a4e17cf07446671d83612851dd8536d694

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91abea604a4b8d1f513ff52f64923ca0690e2a98409b4bb4fbf4a525008f0e67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-07-30T12:40:04Z",
    "title_canon_sha256": "7f5b82acef9806b2d35536bc7397e4513a42463b46e19d4077563f12556fdc08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11318",
    "kind": "arxiv",
    "version": 1
  }
}