Pith Number

pith:XTDTY3YU

pith:2018:XTDTY3YUMEGVLDLLWGPKAON3SC

not attested not anchored not stored refs pending

A Longitudinal Study of Identifying and Paying Down Architectural Debt

Chris Carlson, Francis Chew, Guenther Ruhe, Maleknaz Nayebi, Qiong Feng, Rick Kazman, Yuanfang Cai

arxiv:1811.12904 v1 · 2018-11-30 · 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{XTDTY3YUMEGVLDLLWGPKAON3SC}

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	2026-05-17T23:59:28.201862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcc73c6f14610d558d6bb19ea039bb90bff3fca653c97aa9eba22640d0125397

Aliases

arxiv: 1811.12904 · arxiv_version: 1811.12904v1 · doi: 10.48550/arxiv.1811.12904 · pith_short_12: XTDTY3YUMEGV · pith_short_16: XTDTY3YUMEGVLDLL · pith_short_8: XTDTY3YU

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/XTDTY3YUMEGVLDLLWGPKAON3SC \
  | 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: bcc73c6f14610d558d6bb19ea039bb90bff3fca653c97aa9eba22640d0125397

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3106064fc3a30904471d5c1dcd44905d0db4c3c2a456abd36713235917e9e9ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-11-30T17:29:29Z",
    "title_canon_sha256": "5cbda987c39faf5a16d0795a5dd74304581b0dbd81d134d1d1df72cfb11939ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12904",
    "kind": "arxiv",
    "version": 1
  }
}