Pith Number

pith:37PCH4G4

pith:2014:37PCH4G4HVU4ZKYRBWYXYAUOTX

not attested not anchored not stored refs pending

Supporting Process Maturation with the Enhanced CoBRA Method

Adam Trendowicz, Jens Heidrich, J\"urgen M\"unch

arxiv:1402.2389 v1 · 2014-02-11 · 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{37PCH4G4HVU4ZKYRBWYXYAUOTX}

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	2026-05-18T02:59:20.018432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfde23f0dc3d69ccab110db17c028e9dd7f8eb63a7a97c5158245fb0a3970e62

Aliases

arxiv: 1402.2389 · arxiv_version: 1402.2389v1 · doi: 10.48550/arxiv.1402.2389 · pith_short_12: 37PCH4G4HVU4 · pith_short_16: 37PCH4G4HVU4ZKYR · pith_short_8: 37PCH4G4

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/37PCH4G4HVU4ZKYRBWYXYAUOTX \
  | 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: dfde23f0dc3d69ccab110db17c028e9dd7f8eb63a7a97c5158245fb0a3970e62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9ef3899eda6252892b7e1f474d07999be2b2380015edcd58673afd69d50fe0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-02-11T07:52:16Z",
    "title_canon_sha256": "d571289f7d41d768748eee674bcb5af9453395faaef5eab70543846641434420"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2389",
    "kind": "arxiv",
    "version": 1
  }
}