Pith Number

pith:5VYWEWVD

pith:2021:5VYWEWVDFBSBSKOF73GH4PDGTN

not attested not anchored not stored refs pending

Agile Islands in a Waterfall Environment: Requirements Engineering Challenges and Strategies in Automotive

Benjamin Kanagwa, Eric Knauss, Joyce Nakatumba-Nabende, Rashidah Kasauli

arxiv:2106.11187 v1 · 2021-06-21 · 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{5VYWEWVDFBSBSKOF73GH4PDGTN}

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	2026-07-05T02:50:57.554809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed71625aa328641929c5fecc7e3c669b6ae5cb3863f185036c62124af8b70ce7

Aliases

arxiv: 2106.11187 · arxiv_version: 2106.11187v1 · doi: 10.48550/arxiv.2106.11187 · pith_short_12: 5VYWEWVDFBSB · pith_short_16: 5VYWEWVDFBSBSKOF · pith_short_8: 5VYWEWVD

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/5VYWEWVDFBSBSKOF73GH4PDGTN \
  | 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: ed71625aa328641929c5fecc7e3c669b6ae5cb3863f185036c62124af8b70ce7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a04b4dc52315198b6dcef16946c8e4bc344da6499b56b23358399c5fd986d20",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-06-21T15:26:16Z",
    "title_canon_sha256": "a7eef4d230bc7859ea2c06c81cb8195ff60bce2afca20ec97acf102b3fe486a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.11187",
    "kind": "arxiv",
    "version": 1
  }
}