Pith Number

pith:LEA5E5DL

pith:2019:LEA5E5DLY436YVR25GHLELQHRD

not attested not anchored not stored refs pending

Heterogeneous Active Messages (HAM) -- Implementing Lightweight Remote Procedure Calls in C++

Matthias Noack

arxiv:1906.09702 v1 · 2019-06-24 · cs.DC · 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{LEA5E5DLY436YVR25GHLELQHRD}

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	2026-05-17T23:42:37.060982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5901d2746bc737ec563ae98eb22e0788f60ddf198e7097a7252b3d2067b818ee

Aliases

arxiv: 1906.09702 · arxiv_version: 1906.09702v1 · doi: 10.48550/arxiv.1906.09702 · pith_short_12: LEA5E5DLY436 · pith_short_16: LEA5E5DLY436YVR2 · pith_short_8: LEA5E5DL

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/LEA5E5DLY436YVR25GHLELQHRD \
  | 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: 5901d2746bc737ec563ae98eb22e0788f60ddf198e7097a7252b3d2067b818ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "208fa620aef7070f69edf7026e5e87b629cf8d0f753c8d3b070434364c31a728",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-06-24T03:23:42Z",
    "title_canon_sha256": "9a6f0e1e5239a377b3ed1238922bfbd1f9a49e32919ea65fb4c0c121793e8643"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09702",
    "kind": "arxiv",
    "version": 1
  }
}