Pith Number

pith:GV5HDBYW

pith:2011:GV5HDBYW3MNZMYDSGFP7QETOWY

not attested not anchored not stored refs pending

Channels as Objects in Concurrent Object-Oriented Programming

Joana Campos (University of Lisbon), Vasco T. Vasconcelos (University of Lisbon)

arxiv:1110.4157 v1 · 2011-10-19 · cs.PL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GV5HDBYW3MNZMYDSGFP7QETOWY}

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	2026-05-18T04:10:38.096851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

357a718716db1b966072315ff8126eb639af277a99e1598f24abe29830b8af4f

Aliases

arxiv: 1110.4157 · arxiv_version: 1110.4157v1 · doi: 10.48550/arxiv.1110.4157 · pith_short_12: GV5HDBYW3MNZ · pith_short_16: GV5HDBYW3MNZMYDS · pith_short_8: GV5HDBYW

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/GV5HDBYW3MNZMYDSGFP7QETOWY \
  | 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: 357a718716db1b966072315ff8126eb639af277a99e1598f24abe29830b8af4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cb51baaef41782e1e92438bb7eca9d1d38c31fd431b865c26ac4f2cff925e15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2011-10-19T02:18:07Z",
    "title_canon_sha256": "ace30c99fe50229e952d21f149fc916585b78b4acea34aed3171d506b8c56ce7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.4157",
    "kind": "arxiv",
    "version": 1
  }
}