Pith Number

pith:OCR7LU36

pith:2017:OCR7LU3662ZR3CRW4V6EN6C4AQ

not attested not anchored not stored refs pending

Where do we stand in requirements engineering improvement today? First results from a mapping study

Daniel M\'endez Fern\'andez, Maya Daneva, Saahil Ognawala, Stefan Wagner

arxiv:1701.05497 v1 · 2017-01-19 · 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{OCR7LU3662ZR3CRW4V6EN6C4AQ}

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	2026-05-18T00:30:46.110383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70a3f5d37ef6b31d8a36e57c46f85c042713b7483e5527a934a5033c49cb40d4

Aliases

arxiv: 1701.05497 · arxiv_version: 1701.05497v1 · doi: 10.48550/arxiv.1701.05497 · pith_short_12: OCR7LU3662ZR · pith_short_16: OCR7LU3662ZR3CRW · pith_short_8: OCR7LU36

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/OCR7LU3662ZR3CRW4V6EN6C4AQ \
  | 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: 70a3f5d37ef6b31d8a36e57c46f85c042713b7483e5527a934a5033c49cb40d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aa7ba6d946b586b7836adaddc90f4ca34ad2c6b60b75075cd6bd1f791ffa197",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-01-19T16:16:03Z",
    "title_canon_sha256": "01d1d4191eec2533c78081b137d5e4f89bae3e27c74367ea97d86ca59f105503"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05497",
    "kind": "arxiv",
    "version": 1
  }
}