Pith Number

pith:JSW3AWPU

pith:2011:JSW3AWPUR2HJSRXINR6AFHIENM

not attested not anchored not stored refs pending

Saying Hello World with GROOVE - A Solution to the TTC 2011 Instructive Case

Amir Hossein Ghamarian, Arend Rensink, Eduardo Zambon, Maarten de Mol

arxiv:1111.4754 v1 · 2011-11-21 · 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{JSW3AWPUR2HJSRXINR6AFHIENM}

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	2026-05-18T04:07:55.174192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cadb059f48e8e9946e86c7c029d046b2b52a2533c5c2d59702d71fac9763489

Aliases

arxiv: 1111.4754 · arxiv_version: 1111.4754v1 · doi: 10.48550/arxiv.1111.4754 · pith_short_12: JSW3AWPUR2HJ · pith_short_16: JSW3AWPUR2HJSRXI · pith_short_8: JSW3AWPU

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/JSW3AWPUR2HJSRXINR6AFHIENM \
  | 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: 4cadb059f48e8e9946e86c7c029d046b2b52a2533c5c2d59702d71fac9763489

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "170153e2ce31d8d1436d552206e50d7c2c948b950f2e90c09cc03dcd27fdecee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2011-11-21T05:26:42Z",
    "title_canon_sha256": "b08755f6970001d140a00a07b2f2b3bad7aab0595e2005422a6089550080b424"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4754",
    "kind": "arxiv",
    "version": 1
  }
}