Pith Number

pith:CJWMY3C4

pith:2010:CJWMY3C4DEWB53NXAWZLV7R2PW

not attested not anchored not stored refs pending

Mapping General System Characteristics to Non- Functional Requirements

A. Keshav Bharadwaj, T.R. GopalaKrishnan nair

arxiv:1001.3919 v1 · 2010-01-22 · 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{CJWMY3C4DEWB53NXAWZLV7R2PW}

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	2026-05-18T00:57:57.921235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

126ccc6c5c192c1eedb705b2bafe3a7d873e14fecb703edfc528c0821f7894a2

Aliases

arxiv: 1001.3919 · arxiv_version: 1001.3919v1 · doi: 10.48550/arxiv.1001.3919 · pith_short_12: CJWMY3C4DEWB · pith_short_16: CJWMY3C4DEWB53NX · pith_short_8: CJWMY3C4

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/CJWMY3C4DEWB53NXAWZLV7R2PW \
  | 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: 126ccc6c5c192c1eedb705b2bafe3a7d873e14fecb703edfc528c0821f7894a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3644cc96ec4e75d5b06612d975779b0c7a64ebac9cce5853f72deaed69f79652",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2010-01-22T06:09:51Z",
    "title_canon_sha256": "d49497d075ab7be3745e990c7eed44d6b375e05bd026e526eb3ad1c7ff6320df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.3919",
    "kind": "arxiv",
    "version": 1
  }
}