Pith Number

pith:XCUVAZT5

pith:2018:XCUVAZT5IBYKUE46LU2ZEYIRLZ

not attested not anchored not stored refs pending

Essencery - A Tool for Essentializing Software Engineering Practices

Arthur Evensen, Juhani Risku, Kai-Kristian Kemell, Pekka Abrahamsson, Xiaofeng Wang

arxiv:1808.02723 v1 · 2018-08-08 · 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{XCUVAZT5IBYKUE46LU2ZEYIRLZ}

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	2026-05-18T00:08:32.375373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8a950667d4070aa139e5d359261115e43959baec823da9840dbd2e6df5f497f

Aliases

arxiv: 1808.02723 · arxiv_version: 1808.02723v1 · doi: 10.48550/arxiv.1808.02723 · pith_short_12: XCUVAZT5IBYK · pith_short_16: XCUVAZT5IBYKUE46 · pith_short_8: XCUVAZT5

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/XCUVAZT5IBYKUE46LU2ZEYIRLZ \
  | 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: b8a950667d4070aa139e5d359261115e43959baec823da9840dbd2e6df5f497f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46e9d51012871cd94b097729131a06c909634936743ea1afd94d73c9d1345196",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-08-08T11:05:08Z",
    "title_canon_sha256": "30d0cf33873ead854fa5af45c20d92d5feb33f26580f046f3adc740e0f9ffd7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02723",
    "kind": "arxiv",
    "version": 1
  }
}