Pith Number

pith:DE2JNIBN

pith:2016:DE2JNIBNHQN7CN2PHU4EH6TWP2

not attested not anchored not stored refs pending

Dynamic Structural Operational Semantics

Christian Johansen, Olaf Owe

arxiv:1612.00666 v2 · 2016-12-02 · 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{DE2JNIBNHQN7CN2PHU4EH6TWP2}

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	2026-05-18T00:10:14.735169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

193496a02d3c1bf1374f3d3843fa767e9c744bea5b7e72a2bc58b3af42629075

Aliases

arxiv: 1612.00666 · arxiv_version: 1612.00666v2 · doi: 10.48550/arxiv.1612.00666 · pith_short_12: DE2JNIBNHQN7 · pith_short_16: DE2JNIBNHQN7CN2P · pith_short_8: DE2JNIBN

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/DE2JNIBNHQN7CN2PHU4EH6TWP2 \
  | 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: 193496a02d3c1bf1374f3d3843fa767e9c744bea5b7e72a2bc58b3af42629075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c61956456dcc4f87985e52dcc38098ddd2b17dbe8ce5c08508fd4ef2a07deb1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2016-12-02T12:56:10Z",
    "title_canon_sha256": "6bd3e681e3a7165a9ce226b69b06433a8f795ad6e68f4db7b07a77cb485639f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.00666",
    "kind": "arxiv",
    "version": 2
  }
}