Pith Number

pith:64CU54KM

pith:2014:64CU54KMZ4LPNS3ZXKDDQIVYO6

not attested not anchored not stored refs pending

ARSENAL: Automatic Requirements Specification Extraction from Natural Language

Daniel Elenius, Natarajan Shankar, Patrick Lincoln, Shalini Ghosh, Wenchao Li, Wilfried Steiner

arxiv:1403.3142 v3 · 2014-03-13 · cs.CL · 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{64CU54KMZ4LPNS3ZXKDDQIVYO6}

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	2026-05-18T01:16:35.234276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7054ef14ccf16f6cb79ba863822b877a3352fbe554320cc0a0659b9397efe9f

Aliases

arxiv: 1403.3142 · arxiv_version: 1403.3142v3 · doi: 10.48550/arxiv.1403.3142 · pith_short_12: 64CU54KMZ4LP · pith_short_16: 64CU54KMZ4LPNS3Z · pith_short_8: 64CU54KM

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/64CU54KMZ4LPNS3ZXKDDQIVYO6 \
  | 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: f7054ef14ccf16f6cb79ba863822b877a3352fbe554320cc0a0659b9397efe9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9016401a5067ab88af0c5db84728eb941a0f9f706474bd8be82bc7a1dc08d5c4",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-03-13T01:07:32Z",
    "title_canon_sha256": "49353081d68bae98225e07eeb9488862dcb06931ed88f3d64f223f55733b567b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3142",
    "kind": "arxiv",
    "version": 3
  }
}