Pith Number

pith:BL27SMGT

pith:2012:BL27SMGT47SJIG3SCHDM6ZLPBF

not attested not anchored not stored refs pending

On Generating *-Sound Nets with Substitution

Jacek Sroka, Jan Hidders

arxiv:1208.2654 v4 · 2012-08-13 · cs.FL · cs.DC · 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{BL27SMGT47SJIG3SCHDM6ZLPBF}

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	2026-05-18T03:11:47.118870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0af5f930d3e7e4941b7211c6cf656f095163862bdc2582aee9580ccfc3f14d4f

Aliases

arxiv: 1208.2654 · arxiv_version: 1208.2654v4 · doi: 10.48550/arxiv.1208.2654 · pith_short_12: BL27SMGT47SJ · pith_short_16: BL27SMGT47SJIG3S · pith_short_8: BL27SMGT

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/BL27SMGT47SJIG3SCHDM6ZLPBF \
  | 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: 0af5f930d3e7e4941b7211c6cf656f095163862bdc2582aee9580ccfc3f14d4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6842c63e50b07b336cb1ddec65dd1b865bfe4ec2aa62db2407a1ac32997f9fb",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2012-08-13T18:19:36Z",
    "title_canon_sha256": "2a2ee04687e0cd0d6860b47167f5da2c6d2c6756511857bfcf29c43e4d0178e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2654",
    "kind": "arxiv",
    "version": 4
  }
}