Pith Number

pith:56LKFZ4G

pith:2021:56LKFZ4GI4BSPOYZ623UPFOUHK

not attested not anchored not stored refs pending

Framework Artifact for the Road-Based Physical Internet based on Internet Protocols

Andr\'e Ludwig, Bogdan Franczyk, Steffen Kaup

arxiv:2106.08286 v1 · 2021-06-15 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{56LKFZ4GI4BSPOYZ623UPFOUHK}

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	2026-07-05T02:49:38.953478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef96a2e786470327bb19f6b74795d43aae754ddb8f8dfa7c9ed4bc9221dd5880

Aliases

arxiv: 2106.08286 · arxiv_version: 2106.08286v1 · doi: 10.48550/arxiv.2106.08286 · pith_short_12: 56LKFZ4GI4BS · pith_short_16: 56LKFZ4GI4BSPOYZ · pith_short_8: 56LKFZ4G

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/56LKFZ4GI4BSPOYZ623UPFOUHK \
  | 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: ef96a2e786470327bb19f6b74795d43aae754ddb8f8dfa7c9ed4bc9221dd5880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a1eacee7e8f4a533cbb2a4efe37daaf4ecf8794250452d015157f576c9cc324",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2021-06-15T16:53:50Z",
    "title_canon_sha256": "ddaa561d040adb1c7175beef894e269a78b83f2c46cdda6b67ce9efca92034d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.08286",
    "kind": "arxiv",
    "version": 1
  }
}