Pith Number

pith:FS3CAOBR

pith:2018:FS3CAOBRJOLON7MRPBSNMC3WVS

not attested not anchored not stored refs pending

Reachability Analysis for Spatial Concurrent Constraint Systems with Extrusion

Camilo Rocha, Miguel Romero

arxiv:1805.07434 v1 · 2018-05-18 · 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{FS3CAOBRJOLON7MRPBSNMC3WVS}

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	2026-05-18T00:15:33.608918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cb62038314b96e6fd917864d60b76ac9aaa9db5e2ef32dc367ba0cf7742ec3f

Aliases

arxiv: 1805.07434 · arxiv_version: 1805.07434v1 · doi: 10.48550/arxiv.1805.07434 · pith_short_12: FS3CAOBRJOLO · pith_short_16: FS3CAOBRJOLON7MR · pith_short_8: FS3CAOBR

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/FS3CAOBRJOLON7MRPBSNMC3WVS \
  | 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: 2cb62038314b96e6fd917864d60b76ac9aaa9db5e2ef32dc367ba0cf7742ec3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1954698dae67ff85281ded5c6eb3c057b9fb9969fa9a4d40a93d407d9bd2a817",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-05-18T20:38:16Z",
    "title_canon_sha256": "88c40138f163b3bd66004106af895390ae9bbc425d1d442f730c9afb45d10724"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07434",
    "kind": "arxiv",
    "version": 1
  }
}