Pith Number

pith:QDFMP4UF

pith:2019:QDFMP4UFRUIXTMGDH3ZXY6OHCY

not attested not anchored not stored refs pending

Continuous Integration Theater

Bruno Cartaxo, Daniel da Costa, Gustavo Pinto, Leonardo Furtado, Wagner Felidr\'e

arxiv:1907.01602 v1 · 2019-07-02 · 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{QDFMP4UFRUIXTMGDH3ZXY6OHCY}

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	2026-05-17T23:41:35.825573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80cac7f2858d1179b0c33ef37c79c71606691fa452ece0ad96f0d8bec10ef13f

Aliases

arxiv: 1907.01602 · arxiv_version: 1907.01602v1 · doi: 10.48550/arxiv.1907.01602 · pith_short_12: QDFMP4UFRUIX · pith_short_16: QDFMP4UFRUIXTMGD · pith_short_8: QDFMP4UF

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/QDFMP4UFRUIXTMGDH3ZXY6OHCY \
  | 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: 80cac7f2858d1179b0c33ef37c79c71606691fa452ece0ad96f0d8bec10ef13f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccefb9639dc6a74b7a62ce159b51821b8ac26be995f2e62cc96e1b17d1b73ecc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-07-02T19:47:55Z",
    "title_canon_sha256": "d9837b0051b01325d17b1590afcd2aa40eeb10cd093b43a4ca0dcd00ddaaf2ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01602",
    "kind": "arxiv",
    "version": 1
  }
}