Pith Number

pith:UEY3WE3O

pith:2015:UEY3WE3OZL6VFT3Q3MI6RFKMKO

not attested not anchored not stored refs pending

Unlocking Blocked Communicating Processes

Adrian Francalanza (CS, Ant\'onio Ravara (NOVA LINCS, DI, DI-FCT, ICT, Marco Giunti (RELEASE, Universidade da Beira Interior & NOVA LINCS, Universidade Nova de Lisboa), University of Malta)

arxiv:1508.03901 v1 · 2015-08-17 · cs.PL · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UEY3WE3OZL6VFT3Q3MI6RFKMKO}

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	2026-05-18T01:09:46.057334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a131bb136ecafd52cf70db11e8954c5397c6271a942fc60d1d3084c7cd552845

Aliases

arxiv: 1508.03901 · arxiv_version: 1508.03901v1 · doi: 10.48550/arxiv.1508.03901 · pith_short_12: UEY3WE3OZL6V · pith_short_16: UEY3WE3OZL6VFT3Q · pith_short_8: UEY3WE3O

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/UEY3WE3OZL6VFT3Q3MI6RFKMKO \
  | 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: a131bb136ecafd52cf70db11e8954c5397c6271a942fc60d1d3084c7cd552845

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db55fbe6cf9e572f42429d1c6f187e413e02010e94c0f6b0cd777197adbdc290",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-08-17T01:51:02Z",
    "title_canon_sha256": "3cdbf1d6d0151df2219b78ea14583a55f1387d61aea85b79932984a6e40c0e21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03901",
    "kind": "arxiv",
    "version": 1
  }
}