Pith Number

pith:AW3IRFU4

pith:2018:AW3IRFU45RVAWSKVZBCL3TRMSG

not attested not anchored not stored refs pending

Natural Language or Not (NLoN) - A Package for Software Engineering Text Analysis Pipeline

Fabio Calefato, Maelick Claes, Mika V. M\"antyl\"a

arxiv:1803.07292 v1 · 2018-03-20 · 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{AW3IRFU45RVAWSKVZBCL3TRMSG}

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	2026-05-18T00:20:33.729439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05b688969cec6a0b4955c844bdce2c9186d0b5f8e108d86bcd70724d62f14ad6

Aliases

arxiv: 1803.07292 · arxiv_version: 1803.07292v1 · doi: 10.48550/arxiv.1803.07292 · pith_short_12: AW3IRFU45RVA · pith_short_16: AW3IRFU45RVAWSKV · pith_short_8: AW3IRFU4

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/AW3IRFU45RVAWSKVZBCL3TRMSG \
  | 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: 05b688969cec6a0b4955c844bdce2c9186d0b5f8e108d86bcd70724d62f14ad6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0687ee42069ff3c7443e6cbaca3b7f19d3a2b2b27de9618f5fcf83cb328da55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-03-20T08:32:56Z",
    "title_canon_sha256": "346582f94500b82ae697b916814905bcaaebfca1ea7be15785601b644fa851ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07292",
    "kind": "arxiv",
    "version": 1
  }
}