Pith Number

pith:MHT3XX6U

pith:2026:MHT3XX6UHAH3H5N4ZXCZGWOKVZ

not attested not anchored not stored refs pending

Partially ordering software licenses

Art Abal, Ben Laufer, David Atkinson, Hamidah Oderinwale, Rachel Hong

arxiv:2606.31032 v1 · 2026-06-30 · cs.SE · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHT3XX6UHAH3H5N4ZXCZGWOKVZ}

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	2026-07-01T01:17:26.939084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61e7bbdfd4380fb3f5bccdc59359caae4da627ff87f704c1eaaa733fab3b3c70

Aliases

arxiv: 2606.31032 · arxiv_version: 2606.31032v1 · doi: 10.48550/arxiv.2606.31032 · pith_short_12: MHT3XX6UHAH3 · pith_short_16: MHT3XX6UHAH3H5N4 · pith_short_8: MHT3XX6U

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/MHT3XX6UHAH3H5N4ZXCZGWOKVZ \
  | 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: 61e7bbdfd4380fb3f5bccdc59359caae4da627ff87f704c1eaaa733fab3b3c70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6f624e53cc20fff2c873e9d99f4722ab9370828e44db996e2c560f9b3f46355",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-06-30T02:03:21Z",
    "title_canon_sha256": "cbd74fcd58a0fe6ce3264769d482105ffff250b039848d51a54571851869fe76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31032",
    "kind": "arxiv",
    "version": 1
  }
}