Pith Number

pith:5VQZJAES

pith:2012:5VQZJAESE5JL4FZADYJSTNJRZ3

not attested not anchored not stored refs pending

Organizing the Aggregate: Languages for Spatial Computing

Jacob Beal, Kyle Usbeck, Mirko Viroli, Nikolaus Correll, Stefan Dulman

arxiv:1202.5509 v2 · 2012-02-24 · cs.PL · cs.DC · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VQZJAESE5JL4FZADYJSTNJRZ3}

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	2026-05-18T03:58:39.297629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed619480922752be17201e1329b531cef16ea31aca9dc1d32f9ab746715314e9

Aliases

arxiv: 1202.5509 · arxiv_version: 1202.5509v2 · doi: 10.48550/arxiv.1202.5509 · pith_short_12: 5VQZJAESE5JL · pith_short_16: 5VQZJAESE5JL4FZA · pith_short_8: 5VQZJAES

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/5VQZJAESE5JL4FZADYJSTNJRZ3 \
  | 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: ed619480922752be17201e1329b531cef16ea31aca9dc1d32f9ab746715314e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af8fe69a63d59ea3160ac65e285b8b5ddd2eb7f2bb23da66ebb8c22dea38f12c",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.MA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2012-02-24T17:35:03Z",
    "title_canon_sha256": "f7f2433c65ec898aedebf5fc6d1f7cd8fdef835fb493c050efdc832b02dacce2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5509",
    "kind": "arxiv",
    "version": 2
  }
}